799569980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{117239}}^1$

素因数の和:117290

約数の個数: 48

約数和(自身を含む): 1890846720

約数和(自身を除く): 1091276740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 117239, 234478, 468956, 586195, 1172390, 1289629, 2344780, 2579258, 3634409, 5158516, 6448145, 7268818, 12896290, 14537636, 18172045, 25792580, 36344090, 39978499, 72688180, 79956998, 159913996, 199892495, 399784990, 799569980]

約数ペア:

[(1, 799569980), (2, 399784990), (4, 199892495), (5, 159913996), (10, 79956998), (11, 72688180), (20, 39978499), (22, 36344090), (31, 25792580), (44, 18172045), (55, 14537636), (62, 12896290), (110, 7268818), (124, 6448145), (155, 5158516), (220, 3634409), (310, 2579258), (341, 2344780), (620, 1289629), (682, 1172390), (1364, 586195), (1705, 468956), (3410, 234478), (6820, 117239)]