348515240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{130043}}^1$

素因数の和:130121

約数の個数: 32

約数和(自身を含む): 795869280

約数和(自身を除く): 447354040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 130043, 260086, 520172, 650215, 1040344, 1300430, 2600860, 5201720, 8712881, 17425762, 34851524, 43564405, 69703048, 87128810, 174257620, 348515240]

約数ペア:

[(1, 348515240), (2, 174257620), (4, 87128810), (5, 69703048), (8, 43564405), (10, 34851524), (20, 17425762), (40, 8712881), (67, 5201720), (134, 2600860), (268, 1300430), (335, 1040344), (536, 650215), (670, 520172), (1340, 260086), (2680, 130043)]