290177020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{296099}}^1$

素因数の和:296122

約数の個数: 36

約数和(自身を含む): 708863400

約数和(自身を除く): 418686380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 296099, 592198, 1184396, 1480495, 2072693, 2960990, 4145386, 5921980, 8290772, 10363465, 14508851, 20726930, 29017702, 41453860, 58035404, 72544255, 145088510, 290177020]

約数ペア:

[(1, 290177020), (2, 145088510), (4, 72544255), (5, 58035404), (7, 41453860), (10, 29017702), (14, 20726930), (20, 14508851), (28, 10363465), (35, 8290772), (49, 5921980), (70, 4145386), (98, 2960990), (140, 2072693), (196, 1480495), (245, 1184396), (490, 592198), (980, 296099)]