2105370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 5545800

約数和(自身を除く): 3440430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 157, 298, 314, 447, 471, 745, 785, 894, 942, 1341, 1413, 1490, 1570, 2235, 2355, 2682, 2826, 4470, 4710, 6705, 7065, 13410, 14130, 23393, 46786, 70179, 116965, 140358, 210537, 233930, 350895, 421074, 701790, 1052685, 2105370]

約数ペア:

[(1, 2105370), (2, 1052685), (3, 701790), (5, 421074), (6, 350895), (9, 233930), (10, 210537), (15, 140358), (18, 116965), (30, 70179), (45, 46786), (90, 23393), (149, 14130), (157, 13410), (298, 7065), (314, 6705), (447, 4710), (471, 4470), (745, 2826), (785, 2682), (894, 2355), (942, 2235), (1341, 1570), (1413, 1490)]