201312220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7907}}^1$

素因数の和:8002

約数の個数: 48

約数和(自身を含む): 451704960

約数和(自身を除く): 250392740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 5092, 6365, 7907, 12730, 15814, 25460, 31628, 39535, 79070, 150233, 158140, 300466, 529769, 600932, 751165, 1059538, 1502330, 2119076, 2648845, 3004660, 5297690, 10065611, 10595380, 20131222, 40262444, 50328055, 100656110, 201312220]

約数ペア:

[(1, 201312220), (2, 100656110), (4, 50328055), (5, 40262444), (10, 20131222), (19, 10595380), (20, 10065611), (38, 5297690), (67, 3004660), (76, 2648845), (95, 2119076), (134, 1502330), (190, 1059538), (268, 751165), (335, 600932), (380, 529769), (670, 300466), (1273, 158140), (1340, 150233), (2546, 79070), (5092, 39535), (6365, 31628), (7907, 25460), (12730, 15814)]