848686520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{41039}}^1$

素因数の和:41108

約数の個数: 64

約数和(自身を含む): 2127513600

約数和(自身を除く): 1278827080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 10340, 20680, 41039, 82078, 164156, 205195, 328312, 410390, 451429, 820780, 902858, 1641560, 1805716, 1928833, 2257145, 3611432, 3857666, 4514290, 7715332, 9028580, 9644165, 15430664, 18057160, 19288330, 21217163, 38576660, 42434326, 77153320, 84868652, 106085815, 169737304, 212171630, 424343260, 848686520]

約数ペア:

[(1, 848686520), (2, 424343260), (4, 212171630), (5, 169737304), (8, 106085815), (10, 84868652), (11, 77153320), (20, 42434326), (22, 38576660), (40, 21217163), (44, 19288330), (47, 18057160), (55, 15430664), (88, 9644165), (94, 9028580), (110, 7715332), (188, 4514290), (220, 3857666), (235, 3611432), (376, 2257145), (440, 1928833), (470, 1805716), (517, 1641560), (940, 902858), (1034, 820780), (1880, 451429), (2068, 410390), (2585, 328312), (4136, 205195), (5170, 164156), (10340, 82078), (20680, 41039)]