11844640

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 28206360

約数和(自身を除く): 16361720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 409, 724, 818, 905, 1448, 1636, 1810, 2045, 2896, 3272, 3620, 4090, 5792, 6544, 7240, 8180, 13088, 14480, 16360, 28960, 32720, 65440, 74029, 148058, 296116, 370145, 592232, 740290, 1184464, 1480580, 2368928, 2961160, 5922320, 11844640]

約数ペア:

[(1, 11844640), (2, 5922320), (4, 2961160), (5, 2368928), (8, 1480580), (10, 1184464), (16, 740290), (20, 592232), (32, 370145), (40, 296116), (80, 148058), (160, 74029), (181, 65440), (362, 32720), (409, 28960), (724, 16360), (818, 14480), (905, 13088), (1448, 8180), (1636, 7240), (1810, 6544), (2045, 5792), (2896, 4090), (3272, 3620)]