220182620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{2549}}^1$

素因数の和:3182

約数の個数: 48

約数和(自身を含む): 529502400

約数和(自身を除く): 309319780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 1234, 2468, 2549, 3085, 4319, 5098, 6170, 8638, 10196, 12340, 12745, 17276, 17843, 21595, 25490, 35686, 43190, 50980, 71372, 86380, 89215, 178430, 356860, 1572733, 3145466, 6290932, 7863665, 11009131, 15727330, 22018262, 31454660, 44036524, 55045655, 110091310, 220182620]

約数ペア:

[(1, 220182620), (2, 110091310), (4, 55045655), (5, 44036524), (7, 31454660), (10, 22018262), (14, 15727330), (20, 11009131), (28, 7863665), (35, 6290932), (70, 3145466), (140, 1572733), (617, 356860), (1234, 178430), (2468, 89215), (2549, 86380), (3085, 71372), (4319, 50980), (5098, 43190), (6170, 35686), (8638, 25490), (10196, 21595), (12340, 17843), (12745, 17276)]