29970980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6067}}^1$

素因数の和:6108

約数の個数: 48

約数和(自身を含む): 71359680

約数和(自身を除く): 41388700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 6067, 12134, 24268, 30335, 60670, 78871, 115273, 121340, 157742, 230546, 315484, 394355, 461092, 576365, 788710, 1152730, 1498549, 1577420, 2305460, 2997098, 5994196, 7492745, 14985490, 29970980]

約数ペア:

[(1, 29970980), (2, 14985490), (4, 7492745), (5, 5994196), (10, 2997098), (13, 2305460), (19, 1577420), (20, 1498549), (26, 1152730), (38, 788710), (52, 576365), (65, 461092), (76, 394355), (95, 315484), (130, 230546), (190, 157742), (247, 121340), (260, 115273), (380, 78871), (494, 60670), (988, 30335), (1235, 24268), (2470, 12134), (4940, 6067)]