47269880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 122143680

約数和(自身を除く): 74873800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 401, 421, 802, 842, 1604, 1684, 2005, 2105, 2807, 2947, 3208, 3368, 4010, 4210, 5614, 5894, 8020, 8420, 11228, 11788, 14035, 14735, 16040, 16840, 22456, 23576, 28070, 29470, 56140, 58940, 112280, 117880, 168821, 337642, 675284, 844105, 1181747, 1350568, 1688210, 2363494, 3376420, 4726988, 5908735, 6752840, 9453976, 11817470, 23634940, 47269880]

約数ペア:

[(1, 47269880), (2, 23634940), (4, 11817470), (5, 9453976), (7, 6752840), (8, 5908735), (10, 4726988), (14, 3376420), (20, 2363494), (28, 1688210), (35, 1350568), (40, 1181747), (56, 844105), (70, 675284), (140, 337642), (280, 168821), (401, 117880), (421, 112280), (802, 58940), (842, 56140), (1604, 29470), (1684, 28070), (2005, 23576), (2105, 22456), (2807, 16840), (2947, 16040), (3208, 14735), (3368, 14035), (4010, 11788), (4210, 11228), (5614, 8420), (5894, 8020)]