7907380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1789}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 18945360

約数和(自身を除く): 11037980

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1789, 2210, 3578, 4420, 7156, 8945, 17890, 23257, 30413, 35780, 46514, 60826, 93028, 116285, 121652, 152065, 232570, 304130, 395369, 465140, 608260, 790738, 1581476, 1976845, 3953690, 7907380]

約数ペア:

[(1, 7907380), (2, 3953690), (4, 1976845), (5, 1581476), (10, 790738), (13, 608260), (17, 465140), (20, 395369), (26, 304130), (34, 232570), (52, 152065), (65, 121652), (68, 116285), (85, 93028), (130, 60826), (170, 46514), (221, 35780), (260, 30413), (340, 23257), (442, 17890), (884, 8945), (1105, 7156), (1789, 4420), (2210, 3578)]