42449860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 91848960

約数和(自身を除く): 49399100

約数列:

[1, 2, 4, 5, 10, 20, 67, 79, 134, 158, 268, 316, 335, 395, 401, 670, 790, 802, 1340, 1580, 1604, 2005, 4010, 5293, 8020, 10586, 21172, 26465, 26867, 31679, 52930, 53734, 63358, 105860, 107468, 126716, 134335, 158395, 268670, 316790, 537340, 633580, 2122493, 4244986, 8489972, 10612465, 21224930, 42449860]

約数ペア:

[(1, 42449860), (2, 21224930), (4, 10612465), (5, 8489972), (10, 4244986), (20, 2122493), (67, 633580), (79, 537340), (134, 316790), (158, 268670), (268, 158395), (316, 134335), (335, 126716), (395, 107468), (401, 105860), (670, 63358), (790, 53734), (802, 52930), (1340, 31679), (1580, 26867), (1604, 26465), (2005, 21172), (4010, 10586), (5293, 8020)]