8836660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 22063104

約数和(自身を除く): 13226444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 127, 140, 142, 196, 245, 254, 284, 355, 490, 497, 508, 635, 710, 889, 980, 994, 1270, 1420, 1778, 1988, 2485, 2540, 3479, 3556, 4445, 4970, 6223, 6958, 8890, 9017, 9940, 12446, 13916, 17395, 17780, 18034, 24892, 31115, 34790, 36068, 45085, 62230, 63119, 69580, 90170, 124460, 126238, 180340, 252476, 315595, 441833, 631190, 883666, 1262380, 1767332, 2209165, 4418330, 8836660]

約数ペア:

[(1, 8836660), (2, 4418330), (4, 2209165), (5, 1767332), (7, 1262380), (10, 883666), (14, 631190), (20, 441833), (28, 315595), (35, 252476), (49, 180340), (70, 126238), (71, 124460), (98, 90170), (127, 69580), (140, 63119), (142, 62230), (196, 45085), (245, 36068), (254, 34790), (284, 31115), (355, 24892), (490, 18034), (497, 17780), (508, 17395), (635, 13916), (710, 12446), (889, 9940), (980, 9017), (994, 8890), (1270, 6958), (1420, 6223), (1778, 4970), (1988, 4445), (2485, 3556), (2540, 3479)]