236157040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{421709}}^1$

素因数の和:421729

約数の個数: 40

約数和(自身を含む): 627504480

約数和(自身を除く): 391347440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 421709, 843418, 1686836, 2108545, 2951963, 3373672, 4217090, 5903926, 6747344, 8434180, 11807852, 14759815, 16868360, 23615704, 29519630, 33736720, 47231408, 59039260, 118078520, 236157040]

約数ペア:

[(1, 236157040), (2, 118078520), (4, 59039260), (5, 47231408), (7, 33736720), (8, 29519630), (10, 23615704), (14, 16868360), (16, 14759815), (20, 11807852), (28, 8434180), (35, 6747344), (40, 5903926), (56, 4217090), (70, 3373672), (80, 2951963), (112, 2108545), (140, 1686836), (280, 843418), (560, 421709)]