858446420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1459}}^1$

素因数の和:1585

約数の個数: 96

約数和(自身を含む): 2032880640

約数和(自身を除く): 1174434220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 73, 124, 130, 146, 155, 260, 292, 310, 365, 403, 620, 730, 806, 949, 1459, 1460, 1612, 1898, 2015, 2263, 2918, 3796, 4030, 4526, 4745, 5836, 7295, 8060, 9052, 9490, 11315, 14590, 18967, 18980, 22630, 29180, 29419, 37934, 45229, 45260, 58838, 75868, 90458, 94835, 106507, 117676, 147095, 180916, 189670, 213014, 226145, 294190, 379340, 426028, 452290, 532535, 587977, 588380, 904580, 1065070, 1175954, 1384591, 2130140, 2351908, 2769182, 2939885, 3301717, 5538364, 5879770, 6603434, 6922955, 11759540, 13206868, 13845910, 16508585, 27691820, 33017170, 42922321, 66034340, 85844642, 171689284, 214611605, 429223210, 858446420]

約数ペア:

[(1, 858446420), (2, 429223210), (4, 214611605), (5, 171689284), (10, 85844642), (13, 66034340), (20, 42922321), (26, 33017170), (31, 27691820), (52, 16508585), (62, 13845910), (65, 13206868), (73, 11759540), (124, 6922955), (130, 6603434), (146, 5879770), (155, 5538364), (260, 3301717), (292, 2939885), (310, 2769182), (365, 2351908), (403, 2130140), (620, 1384591), (730, 1175954), (806, 1065070), (949, 904580), (1459, 588380), (1460, 587977), (1612, 532535), (1898, 452290), (2015, 426028), (2263, 379340), (2918, 294190), (3796, 226145), (4030, 213014), (4526, 189670), (4745, 180916), (5836, 147095), (7295, 117676), (8060, 106507), (9052, 94835), (9490, 90458), (11315, 75868), (14590, 58838), (18967, 45260), (18980, 45229), (22630, 37934), (29180, 29419)]