20130990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1225

約数の個数: 64

約数和(自身を含む): 53747712

約数和(自身を除く): 33616722

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 53, 55, 66, 106, 110, 159, 165, 265, 318, 330, 530, 583, 795, 1151, 1166, 1590, 1749, 2302, 2915, 3453, 3498, 5755, 5830, 6906, 8745, 11510, 12661, 17265, 17490, 25322, 34530, 37983, 61003, 63305, 75966, 122006, 126610, 183009, 189915, 305015, 366018, 379830, 610030, 671033, 915045, 1342066, 1830090, 2013099, 3355165, 4026198, 6710330, 10065495, 20130990]

約数ペア:

[(1, 20130990), (2, 10065495), (3, 6710330), (5, 4026198), (6, 3355165), (10, 2013099), (11, 1830090), (15, 1342066), (22, 915045), (30, 671033), (33, 610030), (53, 379830), (55, 366018), (66, 305015), (106, 189915), (110, 183009), (159, 126610), (165, 122006), (265, 75966), (318, 63305), (330, 61003), (530, 37983), (583, 34530), (795, 25322), (1151, 17490), (1166, 17265), (1590, 12661), (1749, 11510), (2302, 8745), (2915, 6906), (3453, 5830), (3498, 5755)]