126481520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{143729}}^1$

素因数の和:143753

約数の個数: 40

約数和(自身を含む): 320805360

約数和(自身を除く): 194323840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 143729, 287458, 574916, 718645, 1149832, 1437290, 1581019, 2299664, 2874580, 3162038, 5749160, 6324076, 7905095, 11498320, 12648152, 15810190, 25296304, 31620380, 63240760, 126481520]

約数ペア:

[(1, 126481520), (2, 63240760), (4, 31620380), (5, 25296304), (8, 15810190), (10, 12648152), (11, 11498320), (16, 7905095), (20, 6324076), (22, 5749160), (40, 3162038), (44, 2874580), (55, 2299664), (80, 1581019), (88, 1437290), (110, 1149832), (176, 718645), (220, 574916), (440, 287458), (880, 143729)]