858401960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{6907}}^1$

素因数の和:7170

約数の個数: 64

約数和(自身を含む): 2088979200

約数和(自身を除く): 1230577240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 239, 260, 478, 520, 956, 1195, 1912, 2390, 3107, 4780, 6214, 6907, 9560, 12428, 13814, 15535, 24856, 27628, 31070, 34535, 55256, 62140, 69070, 89791, 124280, 138140, 179582, 276280, 359164, 448955, 718328, 897910, 1650773, 1795820, 3301546, 3591640, 6603092, 8253865, 13206184, 16507730, 21460049, 33015460, 42920098, 66030920, 85840196, 107300245, 171680392, 214600490, 429200980, 858401960]

約数ペア:

[(1, 858401960), (2, 429200980), (4, 214600490), (5, 171680392), (8, 107300245), (10, 85840196), (13, 66030920), (20, 42920098), (26, 33015460), (40, 21460049), (52, 16507730), (65, 13206184), (104, 8253865), (130, 6603092), (239, 3591640), (260, 3301546), (478, 1795820), (520, 1650773), (956, 897910), (1195, 718328), (1912, 448955), (2390, 359164), (3107, 276280), (4780, 179582), (6214, 138140), (6907, 124280), (9560, 89791), (12428, 69070), (13814, 62140), (15535, 55256), (24856, 34535), (27628, 31070)]