4019187760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{1025303}}^1$

素因数の和:1025330

約数の個数: 60

約数和(自身を含む): 10870273008

約数和(自身を除く): 6851085248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 1025303, 2050606, 4101212, 5126515, 7177121, 8202424, 10253030, 14354242, 16404848, 20506060, 28708484, 35885605, 41012120, 50239847, 57416968, 71771210, 82024240, 100479694, 114833936, 143542420, 200959388, 251199235, 287084840, 401918776, 502398470, 574169680, 803837552, 1004796940, 2009593880, 4019187760]

約数ペア:

[(1, 4019187760), (2, 2009593880), (4, 1004796940), (5, 803837552), (7, 574169680), (8, 502398470), (10, 401918776), (14, 287084840), (16, 251199235), (20, 200959388), (28, 143542420), (35, 114833936), (40, 100479694), (49, 82024240), (56, 71771210), (70, 57416968), (80, 50239847), (98, 41012120), (112, 35885605), (140, 28708484), (196, 20506060), (245, 16404848), (280, 14354242), (392, 10253030), (490, 8202424), (560, 7177121), (784, 5126515), (980, 4101212), (1960, 2050606), (3920, 1025303)]