51472780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 110990880

約数和(自身を除く): 59518100

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 181, 236, 241, 295, 362, 482, 590, 724, 905, 964, 1180, 1205, 1810, 2410, 3620, 4820, 10679, 14219, 21358, 28438, 42716, 43621, 53395, 56876, 71095, 87242, 106790, 142190, 174484, 213580, 218105, 284380, 436210, 872420, 2573639, 5147278, 10294556, 12868195, 25736390, 51472780]

約数ペア:

[(1, 51472780), (2, 25736390), (4, 12868195), (5, 10294556), (10, 5147278), (20, 2573639), (59, 872420), (118, 436210), (181, 284380), (236, 218105), (241, 213580), (295, 174484), (362, 142190), (482, 106790), (590, 87242), (724, 71095), (905, 56876), (964, 53395), (1180, 43621), (1205, 42716), (1810, 28438), (2410, 21358), (3620, 14219), (4820, 10679)]