1640573072

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{4639}}^1$

素因数の和:4732

約数の個数: 60

約数和(自身を含む): 3427994880

約数和(自身を除く): 1787421808

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 961, 1426, 1922, 2852, 3844, 4639, 5704, 7688, 9278, 11408, 15376, 18556, 22103, 37112, 44206, 74224, 88412, 106697, 143809, 176824, 213394, 287618, 353648, 426788, 575236, 853576, 1150472, 1707152, 2300944, 3307607, 4458079, 6615214, 8916158, 13230428, 17832316, 26460856, 35664632, 52921712, 71329264, 102535817, 205071634, 410143268, 820286536, 1640573072]

約数ペア:

[(1, 1640573072), (2, 820286536), (4, 410143268), (8, 205071634), (16, 102535817), (23, 71329264), (31, 52921712), (46, 35664632), (62, 26460856), (92, 17832316), (124, 13230428), (184, 8916158), (248, 6615214), (368, 4458079), (496, 3307607), (713, 2300944), (961, 1707152), (1426, 1150472), (1922, 853576), (2852, 575236), (3844, 426788), (4639, 353648), (5704, 287618), (7688, 213394), (9278, 176824), (11408, 143809), (15376, 106697), (18556, 88412), (22103, 74224), (37112, 44206)]