7282990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 15551424

約数和(自身を除く): 8268434

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 463, 605, 715, 926, 1210, 1430, 1573, 2315, 3146, 4630, 5093, 6019, 7865, 10186, 12038, 15730, 25465, 30095, 50930, 56023, 60190, 66209, 112046, 132418, 280115, 331045, 560230, 662090, 728299, 1456598, 3641495, 7282990]

約数ペア:

[(1, 7282990), (2, 3641495), (5, 1456598), (10, 728299), (11, 662090), (13, 560230), (22, 331045), (26, 280115), (55, 132418), (65, 112046), (110, 66209), (121, 60190), (130, 56023), (143, 50930), (242, 30095), (286, 25465), (463, 15730), (605, 12038), (715, 10186), (926, 7865), (1210, 6019), (1430, 5093), (1573, 4630), (2315, 3146)]