17770740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22783}}^1$

素因数の和:22808

約数の個数: 48

約数和(自身を含む): 53587968

約数和(自身を除く): 35817228

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, 22783, 45566, 68349, 91132, 113915, 136698, 227830, 273396, 296179, 341745, 455660, 592358, 683490, 888537, 1184716, 1366980, 1480895, 1777074, 2961790, 3554148, 4442685, 5923580, 8885370, 17770740]

約数ペア:

[(1, 17770740), (2, 8885370), (3, 5923580), (4, 4442685), (5, 3554148), (6, 2961790), (10, 1777074), (12, 1480895), (13, 1366980), (15, 1184716), (20, 888537), (26, 683490), (30, 592358), (39, 455660), (52, 341745), (60, 296179), (65, 273396), (78, 227830), (130, 136698), (156, 113915), (195, 91132), (260, 68349), (390, 45566), (780, 22783)]