2012979100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1229}}^1\times {\mathrm{1489}}^1$

素因数の和:2743

約数の個数: 72

約数和(自身を含む): 4772350800

約数和(自身を除く): 2759371700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 1229, 1489, 2458, 2978, 4916, 5956, 6145, 7445, 12290, 13519, 14890, 16379, 24580, 27038, 29780, 30725, 32758, 37225, 54076, 61450, 65516, 67595, 74450, 81895, 122900, 135190, 148900, 163790, 270380, 327580, 337975, 409475, 675950, 818950, 1351900, 1637900, 1829981, 3659962, 7319924, 9149905, 18299810, 20129791, 36599620, 40259582, 45749525, 80519164, 91499050, 100648955, 182998100, 201297910, 402595820, 503244775, 1006489550, 2012979100]

約数ペア:

[(1, 2012979100), (2, 1006489550), (4, 503244775), (5, 402595820), (10, 201297910), (11, 182998100), (20, 100648955), (22, 91499050), (25, 80519164), (44, 45749525), (50, 40259582), (55, 36599620), (100, 20129791), (110, 18299810), (220, 9149905), (275, 7319924), (550, 3659962), (1100, 1829981), (1229, 1637900), (1489, 1351900), (2458, 818950), (2978, 675950), (4916, 409475), (5956, 337975), (6145, 327580), (7445, 270380), (12290, 163790), (13519, 148900), (14890, 135190), (16379, 122900), (24580, 81895), (27038, 74450), (29780, 67595), (30725, 65516), (32758, 61450), (37225, 54076)]