2121772030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^2\times {\mathrm{3163}}^1$

素因数の和:3258

約数の個数: 72

約数和(自身を含む): 4567493448

約数和(自身を除く): 2445721418

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1295, 1369, 1813, 2590, 2738, 3163, 3626, 6326, 6845, 9065, 9583, 13690, 15815, 18130, 19166, 22141, 31630, 44282, 47915, 67081, 95830, 110705, 117031, 134162, 154987, 221410, 234062, 309974, 335405, 585155, 670810, 774935, 819217, 1170310, 1549870, 1638434, 4096085, 4330147, 5734519, 8192170, 8660294, 11469038, 21650735, 28672595, 30311029, 43301470, 57345190, 60622058, 151555145, 212177203, 303110290, 424354406, 1060886015, 2121772030]

約数ペア:

[(1, 2121772030), (2, 1060886015), (5, 424354406), (7, 303110290), (10, 212177203), (14, 151555145), (35, 60622058), (37, 57345190), (49, 43301470), (70, 30311029), (74, 28672595), (98, 21650735), (185, 11469038), (245, 8660294), (259, 8192170), (370, 5734519), (490, 4330147), (518, 4096085), (1295, 1638434), (1369, 1549870), (1813, 1170310), (2590, 819217), (2738, 774935), (3163, 670810), (3626, 585155), (6326, 335405), (6845, 309974), (9065, 234062), (9583, 221410), (13690, 154987), (15815, 134162), (18130, 117031), (19166, 110705), (22141, 95830), (31630, 67081), (44282, 47915)]