39538460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{631}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 89931072

約数和(自身を除く): 50392612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 241, 260, 482, 631, 964, 1205, 1262, 2410, 2524, 3133, 3155, 4820, 6266, 6310, 8203, 12532, 12620, 15665, 16406, 31330, 32812, 41015, 62660, 82030, 152071, 164060, 304142, 608284, 760355, 1520710, 1976923, 3041420, 3953846, 7907692, 9884615, 19769230, 39538460]

約数ペア:

[(1, 39538460), (2, 19769230), (4, 9884615), (5, 7907692), (10, 3953846), (13, 3041420), (20, 1976923), (26, 1520710), (52, 760355), (65, 608284), (130, 304142), (241, 164060), (260, 152071), (482, 82030), (631, 62660), (964, 41015), (1205, 32812), (1262, 31330), (2410, 16406), (2524, 15665), (3133, 12620), (3155, 12532), (4820, 8203), (6266, 6310)]