1877120620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{240041}}^1$

素因数の和:240090

約数の個数: 48

約数和(自身を含む): 4355322048

約数和(自身を除く): 2478201428

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 240041, 480082, 960164, 1200205, 2400410, 4080697, 4800820, 5520943, 8161394, 11041886, 16322788, 20403485, 22083772, 27604715, 40806970, 55209430, 81613940, 93856031, 110418860, 187712062, 375424124, 469280155, 938560310, 1877120620]

約数ペア:

[(1, 1877120620), (2, 938560310), (4, 469280155), (5, 375424124), (10, 187712062), (17, 110418860), (20, 93856031), (23, 81613940), (34, 55209430), (46, 40806970), (68, 27604715), (85, 22083772), (92, 20403485), (115, 16322788), (170, 11041886), (230, 8161394), (340, 5520943), (391, 4800820), (460, 4080697), (782, 2400410), (1564, 1200205), (1955, 960164), (3910, 480082), (7820, 240041)]