11719530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 30671784

約数和(自身を除く): 18952254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 591, 661, 985, 1182, 1322, 1773, 1970, 1983, 2955, 3305, 3546, 3966, 5910, 5949, 6610, 8865, 9915, 11898, 17730, 19830, 29745, 59490, 130217, 260434, 390651, 651085, 781302, 1171953, 1302170, 1953255, 2343906, 3906510, 5859765, 11719530]

約数ペア:

[(1, 11719530), (2, 5859765), (3, 3906510), (5, 2343906), (6, 1953255), (9, 1302170), (10, 1171953), (15, 781302), (18, 651085), (30, 390651), (45, 260434), (90, 130217), (197, 59490), (394, 29745), (591, 19830), (661, 17730), (985, 11898), (1182, 9915), (1322, 8865), (1773, 6610), (1970, 5949), (1983, 5910), (2955, 3966), (3305, 3546)]