89384740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3313}}^1$

素因数の和:3412

約数の個数: 48

約数和(自身を含む): 200430720

約数和(自身を除く): 111045980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 3313, 5396, 6626, 6745, 13252, 13490, 16565, 26980, 33130, 62947, 66260, 125894, 235223, 251788, 314735, 470446, 629470, 940892, 1176115, 1258940, 2352230, 4469237, 4704460, 8938474, 17876948, 22346185, 44692370, 89384740]

約数ペア:

[(1, 89384740), (2, 44692370), (4, 22346185), (5, 17876948), (10, 8938474), (19, 4704460), (20, 4469237), (38, 2352230), (71, 1258940), (76, 1176115), (95, 940892), (142, 629470), (190, 470446), (284, 314735), (355, 251788), (380, 235223), (710, 125894), (1349, 66260), (1420, 62947), (2698, 33130), (3313, 26980), (5396, 16565), (6626, 13490), (6745, 13252)]