15728045380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2011259}}^1$

素因数の和:2011308

約数の個数: 48

約数和(自身を含む): 36492301440

約数和(自身を除く): 20764256060

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, 2011259, 4022518, 8045036, 10056295, 20112590, 34191403, 40225180, 46258957, 68382806, 92517914, 136765612, 170957015, 185035828, 231294785, 341914030, 462589570, 683828060, 786402269, 925179140, 1572804538, 3145609076, 3932011345, 7864022690, 15728045380]

約数ペア:

[(1, 15728045380), (2, 7864022690), (4, 3932011345), (5, 3145609076), (10, 1572804538), (17, 925179140), (20, 786402269), (23, 683828060), (34, 462589570), (46, 341914030), (68, 231294785), (85, 185035828), (92, 170957015), (115, 136765612), (170, 92517914), (230, 68382806), (340, 46258957), (391, 40225180), (460, 34191403), (782, 20112590), (1564, 10056295), (1955, 8045036), (3910, 4022518), (7820, 2011259)]