19301240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2377}}^1$

素因数の和:2424

約数の個数: 64

約数和(自身を含む): 51364800

約数和(自身を除く): 32063560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 2377, 4060, 4754, 8120, 9508, 11885, 16639, 19016, 23770, 33278, 47540, 66556, 68933, 83195, 95080, 133112, 137866, 166390, 275732, 332780, 344665, 482531, 551464, 665560, 689330, 965062, 1378660, 1930124, 2412655, 2757320, 3860248, 4825310, 9650620, 19301240]

約数ペア:

[(1, 19301240), (2, 9650620), (4, 4825310), (5, 3860248), (7, 2757320), (8, 2412655), (10, 1930124), (14, 1378660), (20, 965062), (28, 689330), (29, 665560), (35, 551464), (40, 482531), (56, 344665), (58, 332780), (70, 275732), (116, 166390), (140, 137866), (145, 133112), (203, 95080), (232, 83195), (280, 68933), (290, 66556), (406, 47540), (580, 33278), (812, 23770), (1015, 19016), (1160, 16639), (1624, 11885), (2030, 9508), (2377, 8120), (4060, 4754)]