2018040310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:998

約数の個数: 128

約数和(自身を含む): 4489841664

約数和(自身を除く): 2471801354

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 43, 55, 65, 74, 86, 110, 130, 143, 185, 215, 286, 370, 407, 430, 473, 481, 559, 715, 814, 887, 946, 962, 1118, 1430, 1591, 1774, 2035, 2365, 2405, 2795, 3182, 4070, 4435, 4730, 4810, 5291, 5590, 6149, 7955, 8870, 9757, 10582, 11531, 12298, 15910, 17501, 19514, 20683, 23062, 26455, 30745, 32819, 35002, 38141, 41366, 48785, 52910, 57655, 61490, 65638, 76282, 87505, 97570, 103415, 115310, 126841, 164095, 175010, 190705, 206830, 227513, 253682, 328190, 361009, 381410, 419551, 426647, 455026, 495833, 634205, 722018, 839102, 853294, 991666, 1137565, 1268410, 1411217, 1805045, 2097755, 2133235, 2275130, 2479165, 2822434, 3610090, 4195510, 4266470, 4693117, 4958330, 5454163, 7056085, 9386234, 10908326, 14112170, 15523387, 18345821, 23465585, 27270815, 31046774, 36691642, 46931170, 54541630, 77616935, 91729105, 155233870, 183458210, 201804031, 403608062, 1009020155, 2018040310]

約数ペア:

[(1, 2018040310), (2, 1009020155), (5, 403608062), (10, 201804031), (11, 183458210), (13, 155233870), (22, 91729105), (26, 77616935), (37, 54541630), (43, 46931170), (55, 36691642), (65, 31046774), (74, 27270815), (86, 23465585), (110, 18345821), (130, 15523387), (143, 14112170), (185, 10908326), (215, 9386234), (286, 7056085), (370, 5454163), (407, 4958330), (430, 4693117), (473, 4266470), (481, 4195510), (559, 3610090), (715, 2822434), (814, 2479165), (887, 2275130), (946, 2133235), (962, 2097755), (1118, 1805045), (1430, 1411217), (1591, 1268410), (1774, 1137565), (2035, 991666), (2365, 853294), (2405, 839102), (2795, 722018), (3182, 634205), (4070, 495833), (4435, 455026), (4730, 426647), (4810, 419551), (5291, 381410), (5590, 361009), (6149, 328190), (7955, 253682), (8870, 227513), (9757, 206830), (10582, 190705), (11531, 175010), (12298, 164095), (15910, 126841), (17501, 115310), (19514, 103415), (20683, 97570), (23062, 87505), (26455, 76282), (30745, 65638), (32819, 61490), (35002, 57655), (38141, 52910), (41366, 48785)]