6421720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4339}}^1$

素因数の和:4387

約数の個数: 32

約数和(自身を含む): 14842800

約数和(自身を除く): 8421080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 4339, 8678, 17356, 21695, 34712, 43390, 86780, 160543, 173560, 321086, 642172, 802715, 1284344, 1605430, 3210860, 6421720]

約数ペア:

[(1, 6421720), (2, 3210860), (4, 1605430), (5, 1284344), (8, 802715), (10, 642172), (20, 321086), (37, 173560), (40, 160543), (74, 86780), (148, 43390), (185, 34712), (296, 21695), (370, 17356), (740, 8678), (1480, 4339)]