17949409720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2539}}^1\times {\mathrm{16067}}^1$

素因数の和:18628

約数の個数: 64

約数和(自身を含む): 44077737600

約数和(自身を除く): 26128327880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2539, 5078, 10156, 12695, 16067, 20312, 25390, 27929, 32134, 50780, 55858, 64268, 80335, 101560, 111716, 128536, 139645, 160670, 176737, 223432, 279290, 321340, 353474, 558580, 642680, 706948, 883685, 1117160, 1413896, 1767370, 3534740, 7069480, 40794113, 81588226, 163176452, 203970565, 326352904, 407941130, 448735243, 815882260, 897470486, 1631764520, 1794940972, 2243676215, 3589881944, 4487352430, 8974704860, 17949409720]

約数ペア:

[(1, 17949409720), (2, 8974704860), (4, 4487352430), (5, 3589881944), (8, 2243676215), (10, 1794940972), (11, 1631764520), (20, 897470486), (22, 815882260), (40, 448735243), (44, 407941130), (55, 326352904), (88, 203970565), (110, 163176452), (220, 81588226), (440, 40794113), (2539, 7069480), (5078, 3534740), (10156, 1767370), (12695, 1413896), (16067, 1117160), (20312, 883685), (25390, 706948), (27929, 642680), (32134, 558580), (50780, 353474), (55858, 321340), (64268, 279290), (80335, 223432), (101560, 176737), (111716, 160670), (128536, 139645)]