19007510020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1\times {\mathrm{27749}}^1$

素因数の和:28968

約数の個数: 48

約数和(自身を含む): 41328630000

約数和(自身を除く): 22321119980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1181, 2362, 4724, 5905, 11810, 23620, 27749, 34249, 55498, 68498, 110996, 136996, 138745, 171245, 277490, 342490, 554980, 684980, 804721, 1609442, 3218884, 4023605, 8047210, 16094420, 32771569, 65543138, 131086276, 163857845, 327715690, 655431380, 950375501, 1900751002, 3801502004, 4751877505, 9503755010, 19007510020]

約数ペア:

[(1, 19007510020), (2, 9503755010), (4, 4751877505), (5, 3801502004), (10, 1900751002), (20, 950375501), (29, 655431380), (58, 327715690), (116, 163857845), (145, 131086276), (290, 65543138), (580, 32771569), (1181, 16094420), (2362, 8047210), (4724, 4023605), (5905, 3218884), (11810, 1609442), (23620, 804721), (27749, 684980), (34249, 554980), (55498, 342490), (68498, 277490), (110996, 171245), (136996, 138745)]