40678020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{225989}}^1$

素因数の和:226004

約数の個数: 36

約数和(自身を含む): 123390540

約数和(自身を除く): 82712520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 225989, 451978, 677967, 903956, 1129945, 1355934, 2033901, 2259890, 2711868, 3389835, 4067802, 4519780, 6779670, 8135604, 10169505, 13559340, 20339010, 40678020]

約数ペア:

[(1, 40678020), (2, 20339010), (3, 13559340), (4, 10169505), (5, 8135604), (6, 6779670), (9, 4519780), (10, 4067802), (12, 3389835), (15, 2711868), (18, 2259890), (20, 2033901), (30, 1355934), (36, 1129945), (45, 903956), (60, 677967), (90, 451978), (180, 225989)]