29393720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17923}}^1$

素因数の和:17975

約数の個数: 32

約数和(自身を含む): 67752720

約数和(自身を除く): 38359000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 17923, 35846, 71692, 89615, 143384, 179230, 358460, 716920, 734843, 1469686, 2939372, 3674215, 5878744, 7348430, 14696860, 29393720]

約数ペア:

[(1, 29393720), (2, 14696860), (4, 7348430), (5, 5878744), (8, 3674215), (10, 2939372), (20, 1469686), (40, 734843), (41, 716920), (82, 358460), (164, 179230), (205, 143384), (328, 89615), (410, 71692), (820, 35846), (1640, 17923)]