2530020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 7156800

約数和(自身を除く): 4626780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 283, 298, 447, 566, 596, 745, 849, 894, 1132, 1415, 1490, 1698, 1788, 2235, 2830, 2980, 3396, 4245, 4470, 5660, 8490, 8940, 16980, 42167, 84334, 126501, 168668, 210835, 253002, 421670, 506004, 632505, 843340, 1265010, 2530020]

約数ペア:

[(1, 2530020), (2, 1265010), (3, 843340), (4, 632505), (5, 506004), (6, 421670), (10, 253002), (12, 210835), (15, 168668), (20, 126501), (30, 84334), (60, 42167), (149, 16980), (283, 8940), (298, 8490), (447, 5660), (566, 4470), (596, 4245), (745, 3396), (849, 2980), (894, 2830), (1132, 2235), (1415, 1788), (1490, 1698)]