2011967860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{96451}}^1$

素因数の和:96616

約数の個数: 48

約数和(自身を含む): 4861180800

約数和(自身を除く): 2849212940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10430, 20860, 96451, 192902, 385804, 482255, 675157, 964510, 1350314, 1929020, 2700628, 3375785, 6751570, 13503140, 14371199, 28742398, 57484796, 71855995, 100598393, 143711990, 201196786, 287423980, 402393572, 502991965, 1005983930, 2011967860]

約数ペア:

[(1, 2011967860), (2, 1005983930), (4, 502991965), (5, 402393572), (7, 287423980), (10, 201196786), (14, 143711990), (20, 100598393), (28, 71855995), (35, 57484796), (70, 28742398), (140, 14371199), (149, 13503140), (298, 6751570), (596, 3375785), (745, 2700628), (1043, 1929020), (1490, 1350314), (2086, 964510), (2980, 675157), (4172, 482255), (5215, 385804), (10430, 192902), (20860, 96451)]