977364940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{24971}}^1$

素因数の和:25102

約数の個数: 48

約数和(自身を含む): 2181553920

約数和(自身を除く): 1204188980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 3914, 7828, 9785, 19570, 24971, 39140, 49942, 99884, 124855, 249710, 474449, 499420, 948898, 1897796, 2372245, 2572013, 4744490, 5144026, 9488980, 10288052, 12860065, 25720130, 48868247, 51440260, 97736494, 195472988, 244341235, 488682470, 977364940]

約数ペア:

[(1, 977364940), (2, 488682470), (4, 244341235), (5, 195472988), (10, 97736494), (19, 51440260), (20, 48868247), (38, 25720130), (76, 12860065), (95, 10288052), (103, 9488980), (190, 5144026), (206, 4744490), (380, 2572013), (412, 2372245), (515, 1897796), (1030, 948898), (1957, 499420), (2060, 474449), (3914, 249710), (7828, 124855), (9785, 99884), (19570, 49942), (24971, 39140)]