1640377851860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1\times {\mathrm{98317}}^1$

素因数の和:98937

約数の個数: 96

約数和(自身を含む): 3787775671680

約数和(自身を除く): 2147397819820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 419, 724, 838, 905, 1676, 1810, 1991, 2095, 3620, 3982, 4190, 4609, 7964, 8380, 9218, 9955, 18436, 19910, 23045, 39820, 46090, 75839, 92180, 98317, 151678, 196634, 303356, 379195, 393268, 491585, 758390, 834229, 983170, 1081487, 1516780, 1668458, 1966340, 2162974, 3336916, 4171145, 4325948, 5407435, 8342290, 10814870, 16684580, 17795377, 21629740, 35590754, 41194823, 71181508, 82389646, 88976885, 164779292, 177953770, 195749147, 205974115, 355907540, 391498294, 411948230, 453143053, 782996588, 823896460, 906286106, 978745735, 1812572212, 1957491470, 2265715265, 3914982940, 4531430530, 7456262963, 9062861060, 14912525926, 29825051852, 37281314815, 74562629630, 82018892593, 149125259260, 164037785186, 328075570372, 410094462965, 820188925930, 1640377851860]

約数ペア:

[(1, 1640377851860), (2, 820188925930), (4, 410094462965), (5, 328075570372), (10, 164037785186), (11, 149125259260), (20, 82018892593), (22, 74562629630), (44, 37281314815), (55, 29825051852), (110, 14912525926), (181, 9062861060), (220, 7456262963), (362, 4531430530), (419, 3914982940), (724, 2265715265), (838, 1957491470), (905, 1812572212), (1676, 978745735), (1810, 906286106), (1991, 823896460), (2095, 782996588), (3620, 453143053), (3982, 411948230), (4190, 391498294), (4609, 355907540), (7964, 205974115), (8380, 195749147), (9218, 177953770), (9955, 164779292), (18436, 88976885), (19910, 82389646), (23045, 71181508), (39820, 41194823), (46090, 35590754), (75839, 21629740), (92180, 17795377), (98317, 16684580), (151678, 10814870), (196634, 8342290), (303356, 5407435), (379195, 4325948), (393268, 4171145), (491585, 3336916), (758390, 2162974), (834229, 1966340), (983170, 1668458), (1081487, 1516780)]