1894490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 3952800

約数和(自身を除く): 2058310

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 59, 65, 95, 118, 130, 169, 190, 247, 295, 338, 494, 590, 767, 845, 1121, 1235, 1534, 1690, 2242, 2470, 3211, 3835, 5605, 6422, 7670, 9971, 11210, 14573, 16055, 19942, 29146, 32110, 49855, 72865, 99710, 145730, 189449, 378898, 947245, 1894490]

約数ペア:

[(1, 1894490), (2, 947245), (5, 378898), (10, 189449), (13, 145730), (19, 99710), (26, 72865), (38, 49855), (59, 32110), (65, 29146), (95, 19942), (118, 16055), (130, 14573), (169, 11210), (190, 9971), (247, 7670), (295, 6422), (338, 5605), (494, 3835), (590, 3211), (767, 2470), (845, 2242), (1121, 1690), (1235, 1534)]