14280940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 31026240

約数和(自身を除く): 16745300

約数列:

[1, 2, 4, 5, 10, 20, 71, 89, 113, 142, 178, 226, 284, 355, 356, 445, 452, 565, 710, 890, 1130, 1420, 1780, 2260, 6319, 8023, 10057, 12638, 16046, 20114, 25276, 31595, 32092, 40115, 40228, 50285, 63190, 80230, 100570, 126380, 160460, 201140, 714047, 1428094, 2856188, 3570235, 7140470, 14280940]

約数ペア:

[(1, 14280940), (2, 7140470), (4, 3570235), (5, 2856188), (10, 1428094), (20, 714047), (71, 201140), (89, 160460), (113, 126380), (142, 100570), (178, 80230), (226, 63190), (284, 50285), (355, 40228), (356, 40115), (445, 32092), (452, 31595), (565, 25276), (710, 20114), (890, 16046), (1130, 12638), (1420, 10057), (1780, 8023), (2260, 6319)]