5493080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1543}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 12506400

約数和(自身を除く): 7013320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1543, 1780, 3086, 3560, 6172, 7715, 12344, 15430, 30860, 61720, 137327, 274654, 549308, 686635, 1098616, 1373270, 2746540, 5493080]

約数ペア:

[(1, 5493080), (2, 2746540), (4, 1373270), (5, 1098616), (8, 686635), (10, 549308), (20, 274654), (40, 137327), (89, 61720), (178, 30860), (356, 15430), (445, 12344), (712, 7715), (890, 6172), (1543, 3560), (1780, 3086)]