2100080890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{461}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 4061933568

約数和(自身を除く): 1961852678

約数列:

[1, 2, 5, 10, 17, 34, 85, 127, 170, 211, 254, 422, 461, 635, 922, 1055, 1270, 2110, 2159, 2305, 3587, 4318, 4610, 7174, 7837, 10795, 15674, 17935, 21590, 26797, 35870, 39185, 53594, 58547, 78370, 97271, 117094, 133985, 194542, 267970, 292735, 455549, 486355, 585470, 911098, 972710, 995299, 1653607, 1990598, 2277745, 3307214, 4555490, 4976495, 8268035, 9952990, 12353417, 16536070, 24706834, 61767085, 123534170, 210008089, 420016178, 1050040445, 2100080890]

約数ペア:

[(1, 2100080890), (2, 1050040445), (5, 420016178), (10, 210008089), (17, 123534170), (34, 61767085), (85, 24706834), (127, 16536070), (170, 12353417), (211, 9952990), (254, 8268035), (422, 4976495), (461, 4555490), (635, 3307214), (922, 2277745), (1055, 1990598), (1270, 1653607), (2110, 995299), (2159, 972710), (2305, 911098), (3587, 585470), (4318, 486355), (4610, 455549), (7174, 292735), (7837, 267970), (10795, 194542), (15674, 133985), (17935, 117094), (21590, 97271), (26797, 78370), (35870, 58547), (39185, 53594)]