10856780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 25310880

約数和(自身を除く): 14454100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 809, 1220, 1342, 1618, 2684, 3236, 3355, 4045, 6710, 8090, 8899, 13420, 16180, 17798, 35596, 44495, 49349, 88990, 98698, 177980, 197396, 246745, 493490, 542839, 986980, 1085678, 2171356, 2714195, 5428390, 10856780]

約数ペア:

[(1, 10856780), (2, 5428390), (4, 2714195), (5, 2171356), (10, 1085678), (11, 986980), (20, 542839), (22, 493490), (44, 246745), (55, 197396), (61, 177980), (110, 98698), (122, 88990), (220, 49349), (244, 44495), (305, 35596), (610, 17798), (671, 16180), (809, 13420), (1220, 8899), (1342, 8090), (1618, 6710), (2684, 4045), (3236, 3355)]