253089320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{575203}}^1$

素因数の和:575225

約数の個数: 32

約数和(自身を含む): 621220320

約数和(自身を除く): 368131000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 575203, 1150406, 2300812, 2876015, 4601624, 5752030, 6327233, 11504060, 12654466, 23008120, 25308932, 31636165, 50617864, 63272330, 126544660, 253089320]

約数ペア:

[(1, 253089320), (2, 126544660), (4, 63272330), (5, 50617864), (8, 31636165), (10, 25308932), (11, 23008120), (20, 12654466), (22, 11504060), (40, 6327233), (44, 5752030), (55, 4601624), (88, 2876015), (110, 2300812), (220, 1150406), (440, 575203)]