15385340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 35163072

約数和(自身を除く): 19777732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1223, 1258, 2446, 2516, 3145, 4892, 6115, 6290, 12230, 12580, 20791, 24460, 41582, 45251, 83164, 90502, 103955, 181004, 207910, 226255, 415820, 452510, 769267, 905020, 1538534, 3077068, 3846335, 7692670, 15385340]

約数ペア:

[(1, 15385340), (2, 7692670), (4, 3846335), (5, 3077068), (10, 1538534), (17, 905020), (20, 769267), (34, 452510), (37, 415820), (68, 226255), (74, 207910), (85, 181004), (148, 103955), (170, 90502), (185, 83164), (340, 45251), (370, 41582), (629, 24460), (740, 20791), (1223, 12580), (1258, 12230), (2446, 6290), (2516, 6115), (3145, 4892)]