4391000270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{563}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 8277534720

約数和(自身を除く): 3886534450

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 181, 278, 310, 362, 563, 695, 905, 1126, 1390, 1810, 2815, 4309, 5611, 5630, 8618, 11222, 17453, 21545, 25159, 28055, 34906, 43090, 50318, 56110, 78257, 87265, 101903, 125795, 156514, 174530, 203806, 251590, 391285, 509515, 779929, 782570, 1019030, 1559858, 2425967, 3158993, 3899645, 4851934, 6317986, 7799290, 12129835, 14164517, 15794965, 24259670, 28329034, 31589930, 70822585, 141645170, 439100027, 878200054, 2195500135, 4391000270]

約数ペア:

[(1, 4391000270), (2, 2195500135), (5, 878200054), (10, 439100027), (31, 141645170), (62, 70822585), (139, 31589930), (155, 28329034), (181, 24259670), (278, 15794965), (310, 14164517), (362, 12129835), (563, 7799290), (695, 6317986), (905, 4851934), (1126, 3899645), (1390, 3158993), (1810, 2425967), (2815, 1559858), (4309, 1019030), (5611, 782570), (5630, 779929), (8618, 509515), (11222, 391285), (17453, 251590), (21545, 203806), (25159, 174530), (28055, 156514), (34906, 125795), (43090, 101903), (50318, 87265), (56110, 78257)]