30449980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2269}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 70932960

約数和(自身を除く): 40482980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2269, 2684, 3355, 4538, 6710, 9076, 11345, 13420, 22690, 24959, 45380, 49918, 99836, 124795, 138409, 249590, 276818, 499180, 553636, 692045, 1384090, 1522499, 2768180, 3044998, 6089996, 7612495, 15224990, 30449980]

約数ペア:

[(1, 30449980), (2, 15224990), (4, 7612495), (5, 6089996), (10, 3044998), (11, 2768180), (20, 1522499), (22, 1384090), (44, 692045), (55, 553636), (61, 499180), (110, 276818), (122, 249590), (220, 138409), (244, 124795), (305, 99836), (610, 49918), (671, 45380), (1220, 24959), (1342, 22690), (2269, 13420), (2684, 11345), (3355, 9076), (4538, 6710)]