13363880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5477}}^1$

素因数の和:5549

約数の個数: 32

約数和(自身を含む): 30567240

約数和(自身を除く): 17203360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5477, 10954, 21908, 27385, 43816, 54770, 109540, 219080, 334097, 668194, 1336388, 1670485, 2672776, 3340970, 6681940, 13363880]

約数ペア:

[(1, 13363880), (2, 6681940), (4, 3340970), (5, 2672776), (8, 1670485), (10, 1336388), (20, 668194), (40, 334097), (61, 219080), (122, 109540), (244, 54770), (305, 43816), (488, 27385), (610, 21908), (1220, 10954), (2440, 5477)]