203720930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{2297}}^1$

素因数の和:2499

約数の個数: 48

約数和(自身を含む): 429110136

約数和(自身を除く): 225389206

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 181, 245, 362, 490, 905, 1267, 1810, 2297, 2534, 4594, 6335, 8869, 11485, 12670, 16079, 17738, 22970, 32158, 44345, 80395, 88690, 112553, 160790, 225106, 415757, 562765, 831514, 1125530, 2078785, 2910299, 4157570, 5820598, 14551495, 20372093, 29102990, 40744186, 101860465, 203720930]

約数ペア:

[(1, 203720930), (2, 101860465), (5, 40744186), (7, 29102990), (10, 20372093), (14, 14551495), (35, 5820598), (49, 4157570), (70, 2910299), (98, 2078785), (181, 1125530), (245, 831514), (362, 562765), (490, 415757), (905, 225106), (1267, 160790), (1810, 112553), (2297, 88690), (2534, 80395), (4594, 44345), (6335, 32158), (8869, 22970), (11485, 17738), (12670, 16079)]