849805990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{16333}}^1$

素因数の和:16405

約数の個数: 48

約数和(自身を含む): 1720558224

約数和(自身を除く): 870752234

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 121, 215, 242, 430, 473, 605, 946, 1210, 2365, 4730, 5203, 10406, 16333, 26015, 32666, 52030, 81665, 163330, 179663, 359326, 702319, 898315, 1404638, 1796630, 1976293, 3511595, 3952586, 7023190, 7725509, 9881465, 15451018, 19762930, 38627545, 77255090, 84980599, 169961198, 424902995, 849805990]

約数ペア:

[(1, 849805990), (2, 424902995), (5, 169961198), (10, 84980599), (11, 77255090), (22, 38627545), (43, 19762930), (55, 15451018), (86, 9881465), (110, 7725509), (121, 7023190), (215, 3952586), (242, 3511595), (430, 1976293), (473, 1796630), (605, 1404638), (946, 898315), (1210, 702319), (2365, 359326), (4730, 179663), (5203, 163330), (10406, 81665), (16333, 52030), (26015, 32666)]