19480920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2423}}^1$

素因数の和:2504

約数の個数: 64

約数和(自身を含む): 59339520

約数和(自身を除く): 39858600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2423, 2680, 4020, 4846, 7269, 8040, 9692, 12115, 14538, 19384, 24230, 29076, 36345, 48460, 58152, 72690, 96920, 145380, 162341, 290760, 324682, 487023, 649364, 811705, 974046, 1298728, 1623410, 1948092, 2435115, 3246820, 3896184, 4870230, 6493640, 9740460, 19480920]

約数ペア:

[(1, 19480920), (2, 9740460), (3, 6493640), (4, 4870230), (5, 3896184), (6, 3246820), (8, 2435115), (10, 1948092), (12, 1623410), (15, 1298728), (20, 974046), (24, 811705), (30, 649364), (40, 487023), (60, 324682), (67, 290760), (120, 162341), (134, 145380), (201, 96920), (268, 72690), (335, 58152), (402, 48460), (536, 36345), (670, 29076), (804, 24230), (1005, 19384), (1340, 14538), (1608, 12115), (2010, 9692), (2423, 8040), (2680, 7269), (4020, 4846)]