28883010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1$

素因数の和:2443

約数の個数: 64

約数和(自身を含む): 77091840

約数和(自身を除く): 48208830

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2389, 2418, 4030, 4778, 6045, 7167, 11945, 12090, 14334, 23890, 31057, 35835, 62114, 71670, 74059, 93171, 148118, 155285, 186342, 222177, 310570, 370295, 444354, 465855, 740590, 931710, 962767, 1110885, 1925534, 2221770, 2888301, 4813835, 5776602, 9627670, 14441505, 28883010]

約数ペア:

[(1, 28883010), (2, 14441505), (3, 9627670), (5, 5776602), (6, 4813835), (10, 2888301), (13, 2221770), (15, 1925534), (26, 1110885), (30, 962767), (31, 931710), (39, 740590), (62, 465855), (65, 444354), (78, 370295), (93, 310570), (130, 222177), (155, 186342), (186, 155285), (195, 148118), (310, 93171), (390, 74059), (403, 71670), (465, 62114), (806, 35835), (930, 31057), (1209, 23890), (2015, 14334), (2389, 12090), (2418, 11945), (4030, 7167), (4778, 6045)]