12120390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{983}}^1$

素因数の和:1133

約数の個数: 48

約数和(自身を含む): 31775328

約数和(自身を除く): 19654938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 983, 1233, 1370, 1966, 2055, 2466, 2949, 4110, 4915, 5898, 6165, 8847, 9830, 12330, 14745, 17694, 29490, 44235, 88470, 134671, 269342, 404013, 673355, 808026, 1212039, 1346710, 2020065, 2424078, 4040130, 6060195, 12120390]

約数ペア:

[(1, 12120390), (2, 6060195), (3, 4040130), (5, 2424078), (6, 2020065), (9, 1346710), (10, 1212039), (15, 808026), (18, 673355), (30, 404013), (45, 269342), (90, 134671), (137, 88470), (274, 44235), (411, 29490), (685, 17694), (822, 14745), (983, 12330), (1233, 9830), (1370, 8847), (1966, 6165), (2055, 5898), (2466, 4915), (2949, 4110)]