42007420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23081}}^1$

素因数の和:23110

約数の個数: 48

約数和(自身を含む): 108577728

約数和(自身を除く): 66570308

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 23081, 46162, 92324, 115405, 161567, 230810, 300053, 323134, 461620, 600106, 646268, 807835, 1200212, 1500265, 1615670, 2100371, 3000530, 3231340, 4200742, 6001060, 8401484, 10501855, 21003710, 42007420]

約数ペア:

[(1, 42007420), (2, 21003710), (4, 10501855), (5, 8401484), (7, 6001060), (10, 4200742), (13, 3231340), (14, 3000530), (20, 2100371), (26, 1615670), (28, 1500265), (35, 1200212), (52, 807835), (65, 646268), (70, 600106), (91, 461620), (130, 323134), (140, 300053), (182, 230810), (260, 161567), (364, 115405), (455, 92324), (910, 46162), (1820, 23081)]