2018786980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{23371}}^1$

素因数の和:24004

約数の個数: 48

約数和(自身を含む): 4853149056

約数和(自身を除く): 2834362076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 1234, 2468, 3085, 4319, 6170, 8638, 12340, 17276, 21595, 23371, 43190, 46742, 86380, 93484, 116855, 163597, 233710, 327194, 467420, 654388, 817985, 1635970, 3271940, 14419907, 28839814, 57679628, 72099535, 100939349, 144199070, 201878698, 288398140, 403757396, 504696745, 1009393490, 2018786980]

約数ペア:

[(1, 2018786980), (2, 1009393490), (4, 504696745), (5, 403757396), (7, 288398140), (10, 201878698), (14, 144199070), (20, 100939349), (28, 72099535), (35, 57679628), (70, 28839814), (140, 14419907), (617, 3271940), (1234, 1635970), (2468, 817985), (3085, 654388), (4319, 467420), (6170, 327194), (8638, 233710), (12340, 163597), (17276, 116855), (21595, 93484), (23371, 86380), (43190, 46742)]