30694040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 75569760

約数和(自身を除く): 44875720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 881, 1340, 1742, 1762, 2680, 3484, 3524, 4355, 4405, 6968, 7048, 8710, 8810, 11453, 17420, 17620, 22906, 34840, 35240, 45812, 57265, 59027, 91624, 114530, 118054, 229060, 236108, 295135, 458120, 472216, 590270, 767351, 1180540, 1534702, 2361080, 3069404, 3836755, 6138808, 7673510, 15347020, 30694040]

約数ペア:

[(1, 30694040), (2, 15347020), (4, 7673510), (5, 6138808), (8, 3836755), (10, 3069404), (13, 2361080), (20, 1534702), (26, 1180540), (40, 767351), (52, 590270), (65, 472216), (67, 458120), (104, 295135), (130, 236108), (134, 229060), (260, 118054), (268, 114530), (335, 91624), (520, 59027), (536, 57265), (670, 45812), (871, 35240), (881, 34840), (1340, 22906), (1742, 17620), (1762, 17420), (2680, 11453), (3484, 8810), (3524, 8710), (4355, 7048), (4405, 6968)]