9484940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 20956320

約数和(自身を除く): 11471380

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 269, 410, 430, 538, 820, 860, 1076, 1345, 1763, 2690, 3526, 5380, 7052, 8815, 11029, 11567, 17630, 22058, 23134, 35260, 44116, 46268, 55145, 57835, 110290, 115670, 220580, 231340, 474247, 948494, 1896988, 2371235, 4742470, 9484940]

約数ペア:

[(1, 9484940), (2, 4742470), (4, 2371235), (5, 1896988), (10, 948494), (20, 474247), (41, 231340), (43, 220580), (82, 115670), (86, 110290), (164, 57835), (172, 55145), (205, 46268), (215, 44116), (269, 35260), (410, 23134), (430, 22058), (538, 17630), (820, 11567), (860, 11029), (1076, 8815), (1345, 7052), (1763, 5380), (2690, 3526)]