408038420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{16903}}^1$

素因数の和:17000

約数の個数: 48

約数和(自身を含む): 920118528

約数和(自身を除く): 512080108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1207, 1420, 2414, 4828, 6035, 12070, 16903, 24140, 33806, 67612, 84515, 169030, 287351, 338060, 574702, 1149404, 1200113, 1436755, 2400226, 2873510, 4800452, 5747020, 6000565, 12001130, 20401921, 24002260, 40803842, 81607684, 102009605, 204019210, 408038420]

約数ペア:

[(1, 408038420), (2, 204019210), (4, 102009605), (5, 81607684), (10, 40803842), (17, 24002260), (20, 20401921), (34, 12001130), (68, 6000565), (71, 5747020), (85, 4800452), (142, 2873510), (170, 2400226), (284, 1436755), (340, 1200113), (355, 1149404), (710, 574702), (1207, 338060), (1420, 287351), (2414, 169030), (4828, 84515), (6035, 67612), (12070, 33806), (16903, 24140)]