858132140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{6829}}^1$

素因数の和:7002

約数の個数: 48

約数和(自身を含む): 1849673280

約数和(自身を除く): 991541140

約数列:

[1, 2, 4, 5, 10, 20, 61, 103, 122, 206, 244, 305, 412, 515, 610, 1030, 1220, 2060, 6283, 6829, 12566, 13658, 25132, 27316, 31415, 34145, 62830, 68290, 125660, 136580, 416569, 703387, 833138, 1406774, 1666276, 2082845, 2813548, 3516935, 4165690, 7033870, 8331380, 14067740, 42906607, 85813214, 171626428, 214533035, 429066070, 858132140]

約数ペア:

[(1, 858132140), (2, 429066070), (4, 214533035), (5, 171626428), (10, 85813214), (20, 42906607), (61, 14067740), (103, 8331380), (122, 7033870), (206, 4165690), (244, 3516935), (305, 2813548), (412, 2082845), (515, 1666276), (610, 1406774), (1030, 833138), (1220, 703387), (2060, 416569), (6283, 136580), (6829, 125660), (12566, 68290), (13658, 62830), (25132, 34145), (27316, 31415)]