204057190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{1571}}^1$

素因数の和:2028

約数の個数: 32

約数和(自身を含む): 380298240

約数和(自身を除く): 176241050

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 419, 838, 1571, 2095, 3142, 4190, 7855, 12989, 15710, 25978, 48701, 64945, 97402, 129890, 243505, 487010, 658249, 1316498, 3291245, 6582490, 20405719, 40811438, 102028595, 204057190]

約数ペア:

[(1, 204057190), (2, 102028595), (5, 40811438), (10, 20405719), (31, 6582490), (62, 3291245), (155, 1316498), (310, 658249), (419, 487010), (838, 243505), (1571, 129890), (2095, 97402), (3142, 64945), (4190, 48701), (7855, 25978), (12989, 15710)]