2665860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 7538496

約数和(自身を除く): 4872636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 283, 314, 471, 566, 628, 785, 849, 942, 1132, 1415, 1570, 1698, 1884, 2355, 2830, 3140, 3396, 4245, 4710, 5660, 8490, 9420, 16980, 44431, 88862, 133293, 177724, 222155, 266586, 444310, 533172, 666465, 888620, 1332930, 2665860]

約数ペア:

[(1, 2665860), (2, 1332930), (3, 888620), (4, 666465), (5, 533172), (6, 444310), (10, 266586), (12, 222155), (15, 177724), (20, 133293), (30, 88862), (60, 44431), (157, 16980), (283, 9420), (314, 8490), (471, 5660), (566, 4710), (628, 4245), (785, 3396), (849, 3140), (942, 2830), (1132, 2355), (1415, 1884), (1570, 1698)]