4442780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 10069920

約数和(自身を除く): 5627140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 179, 292, 340, 358, 365, 716, 730, 895, 1241, 1460, 1790, 2482, 3043, 3580, 4964, 6086, 6205, 12172, 12410, 13067, 15215, 24820, 26134, 30430, 52268, 60860, 65335, 130670, 222139, 261340, 444278, 888556, 1110695, 2221390, 4442780]

約数ペア:

[(1, 4442780), (2, 2221390), (4, 1110695), (5, 888556), (10, 444278), (17, 261340), (20, 222139), (34, 130670), (68, 65335), (73, 60860), (85, 52268), (146, 30430), (170, 26134), (179, 24820), (292, 15215), (340, 13067), (358, 12410), (365, 12172), (716, 6205), (730, 6086), (895, 4964), (1241, 3580), (1460, 3043), (1790, 2482)]