633535820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{2267}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 1354540320

約数和(自身を除く): 721004500

約数列:

[1, 2, 4, 5, 10, 20, 89, 157, 178, 314, 356, 445, 628, 785, 890, 1570, 1780, 2267, 3140, 4534, 9068, 11335, 13973, 22670, 27946, 45340, 55892, 69865, 139730, 201763, 279460, 355919, 403526, 711838, 807052, 1008815, 1423676, 1779595, 2017630, 3559190, 4035260, 7118380, 31676791, 63353582, 126707164, 158383955, 316767910, 633535820]

約数ペア:

[(1, 633535820), (2, 316767910), (4, 158383955), (5, 126707164), (10, 63353582), (20, 31676791), (89, 7118380), (157, 4035260), (178, 3559190), (314, 2017630), (356, 1779595), (445, 1423676), (628, 1008815), (785, 807052), (890, 711838), (1570, 403526), (1780, 355919), (2267, 279460), (3140, 201763), (4534, 139730), (9068, 69865), (11335, 55892), (13973, 45340), (22670, 27946)]