29868020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16411}}^1$

素因数の和:16440

約数の個数: 48

約数和(自身を含む): 77202048

約数和(自身を除く): 47334028

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16411, 32822, 65644, 82055, 114877, 164110, 213343, 229754, 328220, 426686, 459508, 574385, 853372, 1066715, 1148770, 1493401, 2133430, 2297540, 2986802, 4266860, 5973604, 7467005, 14934010, 29868020]

約数ペア:

[(1, 29868020), (2, 14934010), (4, 7467005), (5, 5973604), (7, 4266860), (10, 2986802), (13, 2297540), (14, 2133430), (20, 1493401), (26, 1148770), (28, 1066715), (35, 853372), (52, 574385), (65, 459508), (70, 426686), (91, 328220), (130, 229754), (140, 213343), (182, 164110), (260, 114877), (364, 82055), (455, 65644), (910, 32822), (1820, 16411)]