239504780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{292079}}^1$

素因数の和:292129

約数の個数: 24

約数和(自身を含む): 515229120

約数和(自身を除く): 275724340

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 292079, 584158, 1168316, 1460395, 2920790, 5841580, 11975239, 23950478, 47900956, 59876195, 119752390, 239504780]

約数ペア:

[(1, 239504780), (2, 119752390), (4, 59876195), (5, 47900956), (10, 23950478), (20, 11975239), (41, 5841580), (82, 2920790), (164, 1460395), (205, 1168316), (410, 584158), (820, 292079)]