4468640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2539}}^1$

素因数の和:2565

約数の個数: 48

約数和(自身を含む): 11521440

約数和(自身を除く): 7052800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 2539, 5078, 10156, 12695, 20312, 25390, 27929, 40624, 50780, 55858, 81248, 101560, 111716, 139645, 203120, 223432, 279290, 406240, 446864, 558580, 893728, 1117160, 2234320, 4468640]

約数ペア:

[(1, 4468640), (2, 2234320), (4, 1117160), (5, 893728), (8, 558580), (10, 446864), (11, 406240), (16, 279290), (20, 223432), (22, 203120), (32, 139645), (40, 111716), (44, 101560), (55, 81248), (80, 55858), (88, 50780), (110, 40624), (160, 27929), (176, 25390), (220, 20312), (352, 12695), (440, 10156), (880, 5078), (1760, 2539)]