1904290816

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:541

約数の個数: 88

約数和(自身を含む): 3961681920

約数和(自身を除く): 2057391104

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 239, 248, 251, 256, 478, 496, 502, 512, 956, 992, 1004, 1024, 1912, 1984, 2008, 3824, 3968, 4016, 7409, 7648, 7781, 7936, 8032, 14818, 15296, 15562, 15872, 16064, 29636, 30592, 31124, 31744, 32128, 59272, 59989, 61184, 62248, 64256, 118544, 119978, 122368, 124496, 128512, 237088, 239956, 244736, 248992, 257024, 474176, 479912, 497984, 948352, 959824, 995968, 1859659, 1896704, 1919648, 1991936, 3719318, 3793408, 3839296, 3983872, 7438636, 7586816, 7678592, 7967744, 14877272, 15357184, 29754544, 30714368, 59509088, 61428736, 119018176, 238036352, 476072704, 952145408, 1904290816]

約数ペア:

[(1, 1904290816), (2, 952145408), (4, 476072704), (8, 238036352), (16, 119018176), (31, 61428736), (32, 59509088), (62, 30714368), (64, 29754544), (124, 15357184), (128, 14877272), (239, 7967744), (248, 7678592), (251, 7586816), (256, 7438636), (478, 3983872), (496, 3839296), (502, 3793408), (512, 3719318), (956, 1991936), (992, 1919648), (1004, 1896704), (1024, 1859659), (1912, 995968), (1984, 959824), (2008, 948352), (3824, 497984), (3968, 479912), (4016, 474176), (7409, 257024), (7648, 248992), (7781, 244736), (7936, 239956), (8032, 237088), (14818, 128512), (15296, 124496), (15562, 122368), (15872, 119978), (16064, 118544), (29636, 64256), (30592, 62248), (31124, 61184), (31744, 59989), (32128, 59272)]