28792140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36913}}^1$

素因数の和:36938

約数の個数: 48

約数和(自身を含む): 86821728

約数和(自身を除く): 58029588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 36913, 73826, 110739, 147652, 184565, 221478, 369130, 442956, 479869, 553695, 738260, 959738, 1107390, 1439607, 1919476, 2214780, 2399345, 2879214, 4798690, 5758428, 7198035, 9597380, 14396070, 28792140]

約数ペア:

[(1, 28792140), (2, 14396070), (3, 9597380), (4, 7198035), (5, 5758428), (6, 4798690), (10, 2879214), (12, 2399345), (13, 2214780), (15, 1919476), (20, 1439607), (26, 1107390), (30, 959738), (39, 738260), (52, 553695), (60, 479869), (65, 442956), (78, 369130), (130, 221478), (156, 184565), (195, 147652), (260, 110739), (390, 73826), (780, 36913)]