418390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 887040

約数和(自身を除く): 468650

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 139, 215, 278, 301, 430, 602, 695, 973, 1390, 1505, 1946, 3010, 4865, 5977, 9730, 11954, 29885, 41839, 59770, 83678, 209195, 418390]

約数ペア:

[(1, 418390), (2, 209195), (5, 83678), (7, 59770), (10, 41839), (14, 29885), (35, 11954), (43, 9730), (70, 5977), (86, 4865), (139, 3010), (215, 1946), (278, 1505), (301, 1390), (430, 973), (602, 695)]