7390907080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{252767}}^1$

素因数の和:252838

約数の個数: 64

約数和(自身を含む): 18017303040

約数和(自身を除く): 10626395960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7310, 14620, 29240, 252767, 505534, 1011068, 1263835, 2022136, 2527670, 4297039, 5055340, 8594078, 10110680, 10868981, 17188156, 21485195, 21737962, 34376312, 42970390, 43475924, 54344905, 85940780, 86951848, 108689810, 171881560, 184772677, 217379620, 369545354, 434759240, 739090708, 923863385, 1478181416, 1847726770, 3695453540, 7390907080]

約数ペア:

[(1, 7390907080), (2, 3695453540), (4, 1847726770), (5, 1478181416), (8, 923863385), (10, 739090708), (17, 434759240), (20, 369545354), (34, 217379620), (40, 184772677), (43, 171881560), (68, 108689810), (85, 86951848), (86, 85940780), (136, 54344905), (170, 43475924), (172, 42970390), (215, 34376312), (340, 21737962), (344, 21485195), (430, 17188156), (680, 10868981), (731, 10110680), (860, 8594078), (1462, 5055340), (1720, 4297039), (2924, 2527670), (3655, 2022136), (5848, 1263835), (7310, 1011068), (14620, 505534), (29240, 252767)]