13749888980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{695141}}^1$

素因数の和:695216

約数の個数: 48

約数和(自身を含む): 30830937984

約数和(自身を除く): 17081049004

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 19780, 695141, 1390282, 2780564, 3475705, 6951410, 13902820, 15988243, 29891063, 31976486, 59782126, 63952972, 79941215, 119564252, 149455315, 159882430, 298910630, 319764860, 597821260, 687494449, 1374988898, 2749977796, 3437472245, 6874944490, 13749888980]

約数ペア:

[(1, 13749888980), (2, 6874944490), (4, 3437472245), (5, 2749977796), (10, 1374988898), (20, 687494449), (23, 597821260), (43, 319764860), (46, 298910630), (86, 159882430), (92, 149455315), (115, 119564252), (172, 79941215), (215, 63952972), (230, 59782126), (430, 31976486), (460, 29891063), (860, 15988243), (989, 13902820), (1978, 6951410), (3956, 3475705), (4945, 2780564), (9890, 1390282), (19780, 695141)]