8838620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 22407840

約数和(自身を除く): 13569220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 311, 406, 490, 580, 622, 812, 980, 1015, 1244, 1421, 1555, 2030, 2177, 2842, 3110, 4060, 4354, 5684, 6220, 7105, 8708, 9019, 10885, 14210, 15239, 18038, 21770, 28420, 30478, 36076, 43540, 45095, 60956, 63133, 76195, 90190, 126266, 152390, 180380, 252532, 304780, 315665, 441931, 631330, 883862, 1262660, 1767724, 2209655, 4419310, 8838620]

約数ペア:

[(1, 8838620), (2, 4419310), (4, 2209655), (5, 1767724), (7, 1262660), (10, 883862), (14, 631330), (20, 441931), (28, 315665), (29, 304780), (35, 252532), (49, 180380), (58, 152390), (70, 126266), (98, 90190), (116, 76195), (140, 63133), (145, 60956), (196, 45095), (203, 43540), (245, 36076), (290, 30478), (311, 28420), (406, 21770), (490, 18038), (580, 15239), (622, 14210), (812, 10885), (980, 9019), (1015, 8708), (1244, 7105), (1421, 6220), (1555, 5684), (2030, 4354), (2177, 4060), (2842, 3110)]