1290074830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{509911}}^1$

素因数の和:509952

約数の個数: 32

約数和(自身を含む): 2643383808

約数和(自身を除く): 1353308978

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 509911, 1019822, 2549555, 5099110, 5609021, 11218042, 11727953, 23455906, 28045105, 56090210, 58639765, 117279530, 129007483, 258014966, 645037415, 1290074830]

約数ペア:

[(1, 1290074830), (2, 645037415), (5, 258014966), (10, 129007483), (11, 117279530), (22, 58639765), (23, 56090210), (46, 28045105), (55, 23455906), (110, 11727953), (115, 11218042), (230, 5609021), (253, 5099110), (506, 2549555), (1265, 1019822), (2530, 509911)]