2000990950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:599

約数の個数: 144

約数和(自身を含む): 4637314800

約数和(自身を除く): 2636323850

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 49, 50, 70, 85, 98, 107, 119, 170, 175, 214, 238, 245, 350, 425, 449, 490, 535, 595, 749, 833, 850, 898, 1070, 1190, 1225, 1498, 1666, 1819, 2245, 2450, 2675, 2975, 3143, 3638, 3745, 4165, 4490, 5243, 5350, 5950, 6286, 7490, 7633, 8330, 9095, 10486, 11225, 12733, 15266, 15715, 18190, 18725, 20825, 22001, 22450, 25466, 26215, 31430, 37450, 38165, 41650, 44002, 45475, 48043, 52430, 53431, 63665, 76330, 78575, 89131, 90950, 96086, 106862, 110005, 127330, 131075, 157150, 178262, 190825, 220010, 240215, 262150, 267155, 318325, 336301, 374017, 381650, 445655, 480430, 534310, 550025, 636650, 672602, 748034, 816731, 891310, 1100050, 1201075, 1335775, 1633462, 1681505, 1870085, 2228275, 2354107, 2402150, 2671550, 3363010, 3740170, 4083655, 4456550, 4708214, 5717117, 8167310, 8407525, 9350425, 11434234, 11770535, 16815050, 18700850, 20418275, 23541070, 28585585, 40019819, 40836550, 57171170, 58852675, 80039638, 117705350, 142927925, 200099095, 285855850, 400198190, 1000495475, 2000990950]

約数ペア:

[(1, 2000990950), (2, 1000495475), (5, 400198190), (7, 285855850), (10, 200099095), (14, 142927925), (17, 117705350), (25, 80039638), (34, 58852675), (35, 57171170), (49, 40836550), (50, 40019819), (70, 28585585), (85, 23541070), (98, 20418275), (107, 18700850), (119, 16815050), (170, 11770535), (175, 11434234), (214, 9350425), (238, 8407525), (245, 8167310), (350, 5717117), (425, 4708214), (449, 4456550), (490, 4083655), (535, 3740170), (595, 3363010), (749, 2671550), (833, 2402150), (850, 2354107), (898, 2228275), (1070, 1870085), (1190, 1681505), (1225, 1633462), (1498, 1335775), (1666, 1201075), (1819, 1100050), (2245, 891310), (2450, 816731), (2675, 748034), (2975, 672602), (3143, 636650), (3638, 550025), (3745, 534310), (4165, 480430), (4490, 445655), (5243, 381650), (5350, 374017), (5950, 336301), (6286, 318325), (7490, 267155), (7633, 262150), (8330, 240215), (9095, 220010), (10486, 190825), (11225, 178262), (12733, 157150), (15266, 131075), (15715, 127330), (18190, 110005), (18725, 106862), (20825, 96086), (22001, 90950), (22450, 89131), (25466, 78575), (26215, 76330), (31430, 63665), (37450, 53431), (38165, 52430), (41650, 48043), (44002, 45475)]