179679940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{28163}}^1$

素因数の和:28212

約数の個数: 48

約数和(自身を含む): 425839680

約数和(自身を除く): 246159740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 28163, 56326, 112652, 140815, 281630, 309793, 563260, 619586, 816727, 1239172, 1548965, 1633454, 3097930, 3266908, 4083635, 6195860, 8167270, 8983997, 16334540, 17967994, 35935988, 44919985, 89839970, 179679940]

約数ペア:

[(1, 179679940), (2, 89839970), (4, 44919985), (5, 35935988), (10, 17967994), (11, 16334540), (20, 8983997), (22, 8167270), (29, 6195860), (44, 4083635), (55, 3266908), (58, 3097930), (110, 1633454), (116, 1548965), (145, 1239172), (220, 816727), (290, 619586), (319, 563260), (580, 309793), (638, 281630), (1276, 140815), (1595, 112652), (3190, 56326), (6380, 28163)]