2013254080

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{202949}}^1$

素因数の和:202997

約数の個数: 56

約数和(自身を含む): 4948732800

約数和(自身を除く): 2935478720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 202949, 405898, 811796, 1014745, 1623592, 2029490, 3247184, 4058980, 6291419, 6494368, 8117960, 12582838, 12988736, 16235920, 25165676, 31457095, 32471840, 50331352, 62914190, 64943680, 100662704, 125828380, 201325408, 251656760, 402650816, 503313520, 1006627040, 2013254080]

約数ペア:

[(1, 2013254080), (2, 1006627040), (4, 503313520), (5, 402650816), (8, 251656760), (10, 201325408), (16, 125828380), (20, 100662704), (31, 64943680), (32, 62914190), (40, 50331352), (62, 32471840), (64, 31457095), (80, 25165676), (124, 16235920), (155, 12988736), (160, 12582838), (248, 8117960), (310, 6494368), (320, 6291419), (496, 4058980), (620, 3247184), (992, 2029490), (1240, 1623592), (1984, 1014745), (2480, 811796), (4960, 405898), (9920, 202949)]