139883080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{39293}}^1$

素因数の和:39393

約数の個数: 32

約数和(自身を含む): 318281400

約数和(自身を除く): 178398320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 39293, 78586, 157172, 196465, 314344, 392930, 785860, 1571720, 3497077, 6994154, 13988308, 17485385, 27976616, 34970770, 69941540, 139883080]

約数ペア:

[(1, 139883080), (2, 69941540), (4, 34970770), (5, 27976616), (8, 17485385), (10, 13988308), (20, 6994154), (40, 3497077), (89, 1571720), (178, 785860), (356, 392930), (445, 314344), (712, 196465), (890, 157172), (1780, 78586), (3560, 39293)]