228866180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{881}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 497871360

約数和(自身を除く): 269005180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 419, 620, 838, 881, 1676, 1762, 2095, 3524, 4190, 4405, 8380, 8810, 12989, 17620, 25978, 27311, 51956, 54622, 64945, 109244, 129890, 136555, 259780, 273110, 369139, 546220, 738278, 1476556, 1845695, 3691390, 7382780, 11443309, 22886618, 45773236, 57216545, 114433090, 228866180]

約数ペア:

[(1, 228866180), (2, 114433090), (4, 57216545), (5, 45773236), (10, 22886618), (20, 11443309), (31, 7382780), (62, 3691390), (124, 1845695), (155, 1476556), (310, 738278), (419, 546220), (620, 369139), (838, 273110), (881, 259780), (1676, 136555), (1762, 129890), (2095, 109244), (3524, 64945), (4190, 54622), (4405, 51956), (8380, 27311), (8810, 25978), (12989, 17620)]