29799880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 75841920

約数和(自身を除く): 46042040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 121, 131, 188, 220, 235, 242, 262, 376, 440, 470, 484, 517, 524, 605, 655, 940, 968, 1034, 1048, 1210, 1310, 1441, 1880, 2068, 2420, 2585, 2620, 2882, 4136, 4840, 5170, 5240, 5687, 5764, 6157, 7205, 10340, 11374, 11528, 12314, 14410, 15851, 20680, 22748, 24628, 28435, 28820, 30785, 31702, 45496, 49256, 56870, 57640, 61570, 63404, 67727, 79255, 113740, 123140, 126808, 135454, 158510, 227480, 246280, 270908, 317020, 338635, 541816, 634040, 677270, 744997, 1354540, 1489994, 2709080, 2979988, 3724985, 5959976, 7449970, 14899940, 29799880]

約数ペア:

[(1, 29799880), (2, 14899940), (4, 7449970), (5, 5959976), (8, 3724985), (10, 2979988), (11, 2709080), (20, 1489994), (22, 1354540), (40, 744997), (44, 677270), (47, 634040), (55, 541816), (88, 338635), (94, 317020), (110, 270908), (121, 246280), (131, 227480), (188, 158510), (220, 135454), (235, 126808), (242, 123140), (262, 113740), (376, 79255), (440, 67727), (470, 63404), (484, 61570), (517, 57640), (524, 56870), (605, 49256), (655, 45496), (940, 31702), (968, 30785), (1034, 28820), (1048, 28435), (1210, 24628), (1310, 22748), (1441, 20680), (1880, 15851), (2068, 14410), (2420, 12314), (2585, 11528), (2620, 11374), (2882, 10340), (4136, 7205), (4840, 6157), (5170, 5764), (5240, 5687)]