22645220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 51565248

約数和(自身を除く): 28920028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 347, 502, 694, 1004, 1255, 1388, 1735, 2510, 3263, 3470, 4511, 5020, 6526, 6940, 9022, 13052, 16315, 18044, 22555, 32630, 45110, 65260, 87097, 90220, 174194, 348388, 435485, 870970, 1132261, 1741940, 2264522, 4529044, 5661305, 11322610, 22645220]

約数ペア:

[(1, 22645220), (2, 11322610), (4, 5661305), (5, 4529044), (10, 2264522), (13, 1741940), (20, 1132261), (26, 870970), (52, 435485), (65, 348388), (130, 174194), (251, 90220), (260, 87097), (347, 65260), (502, 45110), (694, 32630), (1004, 22555), (1255, 18044), (1388, 16315), (1735, 13052), (2510, 9022), (3263, 6940), (3470, 6526), (4511, 5020)]