12915040

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1523}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 31107888

約数和(自身を除く): 18192848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1523, 1696, 2120, 3046, 4240, 6092, 7615, 8480, 12184, 15230, 24368, 30460, 48736, 60920, 80719, 121840, 161438, 243680, 322876, 403595, 645752, 807190, 1291504, 1614380, 2583008, 3228760, 6457520, 12915040]

約数ペア:

[(1, 12915040), (2, 6457520), (4, 3228760), (5, 2583008), (8, 1614380), (10, 1291504), (16, 807190), (20, 645752), (32, 403595), (40, 322876), (53, 243680), (80, 161438), (106, 121840), (160, 80719), (212, 60920), (265, 48736), (424, 30460), (530, 24368), (848, 15230), (1060, 12184), (1523, 8480), (1696, 7615), (2120, 6092), (3046, 4240)]