42794220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101891}}^1$

素因数の和:101910

約数の個数: 48

約数和(自身を含む): 136942848

約数和(自身を除く): 94148628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 101891, 203782, 305673, 407564, 509455, 611346, 713237, 1018910, 1222692, 1426474, 1528365, 2037820, 2139711, 2852948, 3056730, 3566185, 4279422, 6113460, 7132370, 8558844, 10698555, 14264740, 21397110, 42794220]

約数ペア:

[(1, 42794220), (2, 21397110), (3, 14264740), (4, 10698555), (5, 8558844), (6, 7132370), (7, 6113460), (10, 4279422), (12, 3566185), (14, 3056730), (15, 2852948), (20, 2139711), (21, 2037820), (28, 1528365), (30, 1426474), (35, 1222692), (42, 1018910), (60, 713237), (70, 611346), (84, 509455), (105, 407564), (140, 305673), (210, 203782), (420, 101891)]