996866980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1\times {\mathrm{853}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 2127976704

約数和(自身を除く): 1131109724

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 823, 853, 1420, 1646, 1706, 3292, 3412, 4115, 4265, 8230, 8530, 16460, 17060, 58433, 60563, 116866, 121126, 233732, 242252, 292165, 302815, 584330, 605630, 702019, 1168660, 1211260, 1404038, 2808076, 3510095, 7020190, 14040380, 49843349, 99686698, 199373396, 249216745, 498433490, 996866980]

約数ペア:

[(1, 996866980), (2, 498433490), (4, 249216745), (5, 199373396), (10, 99686698), (20, 49843349), (71, 14040380), (142, 7020190), (284, 3510095), (355, 2808076), (710, 1404038), (823, 1211260), (853, 1168660), (1420, 702019), (1646, 605630), (1706, 584330), (3292, 302815), (3412, 292165), (4115, 242252), (4265, 233732), (8230, 121126), (8530, 116866), (16460, 60563), (17060, 58433)]