628940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 1481760

約数和(自身を除く): 852820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 59, 65, 82, 118, 130, 164, 205, 236, 260, 295, 410, 533, 590, 767, 820, 1066, 1180, 1534, 2132, 2419, 2665, 3068, 3835, 4838, 5330, 7670, 9676, 10660, 12095, 15340, 24190, 31447, 48380, 62894, 125788, 157235, 314470, 628940]

約数ペア:

[(1, 628940), (2, 314470), (4, 157235), (5, 125788), (10, 62894), (13, 48380), (20, 31447), (26, 24190), (41, 15340), (52, 12095), (59, 10660), (65, 9676), (82, 7670), (118, 5330), (130, 4838), (164, 3835), (205, 3068), (236, 2665), (260, 2419), (295, 2132), (410, 1534), (533, 1180), (590, 1066), (767, 820)]