965439980

素因数分解:

$2^2\times 5^1\times {\mathrm{4217}}^1\times {\mathrm{11447}}^1$

素因数の和:15673

約数の個数: 24

約数和(自身を含む): 2028081888

約数和(自身を除く): 1062641908

約数列:

[1, 2, 4, 5, 10, 20, 4217, 8434, 11447, 16868, 21085, 22894, 42170, 45788, 57235, 84340, 114470, 228940, 48271999, 96543998, 193087996, 241359995, 482719990, 965439980]

約数ペア:

[(1, 965439980), (2, 482719990), (4, 241359995), (5, 193087996), (10, 96543998), (20, 48271999), (4217, 228940), (8434, 114470), (11447, 84340), (16868, 57235), (21085, 45788), (22894, 42170)]