446831990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{4099}}^1$

素因数の和:5108

約数の個数: 32

約数和(自身を含む): 878515200

約数和(自身を除く): 431683210

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 991, 1982, 4099, 4955, 8198, 9910, 10901, 20495, 21802, 40990, 45089, 54505, 90178, 109010, 225445, 450890, 4062109, 8124218, 20310545, 40621090, 44683199, 89366398, 223415995, 446831990]

約数ペア:

[(1, 446831990), (2, 223415995), (5, 89366398), (10, 44683199), (11, 40621090), (22, 20310545), (55, 8124218), (110, 4062109), (991, 450890), (1982, 225445), (4099, 109010), (4955, 90178), (8198, 54505), (9910, 45089), (10901, 40990), (20495, 21802)]