11207900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 27748224

約数和(自身を除く): 16540324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 443, 460, 506, 550, 575, 886, 1012, 1100, 1150, 1265, 1772, 2215, 2300, 2530, 4430, 4873, 5060, 6325, 8860, 9746, 10189, 11075, 12650, 19492, 20378, 22150, 24365, 25300, 40756, 44300, 48730, 50945, 97460, 101890, 112079, 121825, 203780, 224158, 243650, 254725, 448316, 487300, 509450, 560395, 1018900, 1120790, 2241580, 2801975, 5603950, 11207900]

約数ペア:

[(1, 11207900), (2, 5603950), (4, 2801975), (5, 2241580), (10, 1120790), (11, 1018900), (20, 560395), (22, 509450), (23, 487300), (25, 448316), (44, 254725), (46, 243650), (50, 224158), (55, 203780), (92, 121825), (100, 112079), (110, 101890), (115, 97460), (220, 50945), (230, 48730), (253, 44300), (275, 40756), (443, 25300), (460, 24365), (506, 22150), (550, 20378), (575, 19492), (886, 12650), (1012, 11075), (1100, 10189), (1150, 9746), (1265, 8860), (1772, 6325), (2215, 5060), (2300, 4873), (2530, 4430)]