3355460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 7620480

約数和(自身を除く): 4265020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 139, 142, 170, 278, 284, 340, 355, 556, 695, 710, 1207, 1390, 1420, 2363, 2414, 2780, 4726, 4828, 6035, 9452, 9869, 11815, 12070, 19738, 23630, 24140, 39476, 47260, 49345, 98690, 167773, 197380, 335546, 671092, 838865, 1677730, 3355460]

約数ペア:

[(1, 3355460), (2, 1677730), (4, 838865), (5, 671092), (10, 335546), (17, 197380), (20, 167773), (34, 98690), (68, 49345), (71, 47260), (85, 39476), (139, 24140), (142, 23630), (170, 19738), (278, 12070), (284, 11815), (340, 9869), (355, 9452), (556, 6035), (695, 4828), (710, 4726), (1207, 2780), (1390, 2414), (1420, 2363)]