489716620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{49667}}^1$

素因数の和:49722

約数の個数: 48

約数和(自身を含む): 1126470240

約数和(自身を除く): 636753620

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 49667, 99334, 198668, 248335, 496670, 844339, 993340, 1440343, 1688678, 2880686, 3377356, 4221695, 5761372, 7201715, 8443390, 14403430, 16886780, 24485831, 28806860, 48971662, 97943324, 122429155, 244858310, 489716620]

約数ペア:

[(1, 489716620), (2, 244858310), (4, 122429155), (5, 97943324), (10, 48971662), (17, 28806860), (20, 24485831), (29, 16886780), (34, 14403430), (58, 8443390), (68, 7201715), (85, 5761372), (116, 4221695), (145, 3377356), (170, 2880686), (290, 1688678), (340, 1440343), (493, 993340), (580, 844339), (986, 496670), (1972, 248335), (2465, 198668), (4930, 99334), (9860, 49667)]