19719069700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2311}}^1\times {\mathrm{7757}}^1$

素因数の和:10093

約数の個数: 72

約数和(自身を含む): 46706635584

約数和(自身を除く): 26987565884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 2311, 4622, 7757, 9244, 11555, 15514, 23110, 25421, 31028, 38785, 46220, 50842, 57775, 77570, 85327, 101684, 115550, 127105, 155140, 170654, 193925, 231100, 254210, 341308, 387850, 426635, 508420, 635525, 775700, 853270, 1271050, 1706540, 2133175, 2542100, 4266350, 8532700, 17926427, 35852854, 71705708, 89632135, 179264270, 197190697, 358528540, 394381394, 448160675, 788762788, 896321350, 985953485, 1792642700, 1971906970, 3943813940, 4929767425, 9859534850, 19719069700]

約数ペア:

[(1, 19719069700), (2, 9859534850), (4, 4929767425), (5, 3943813940), (10, 1971906970), (11, 1792642700), (20, 985953485), (22, 896321350), (25, 788762788), (44, 448160675), (50, 394381394), (55, 358528540), (100, 197190697), (110, 179264270), (220, 89632135), (275, 71705708), (550, 35852854), (1100, 17926427), (2311, 8532700), (4622, 4266350), (7757, 2542100), (9244, 2133175), (11555, 1706540), (15514, 1271050), (23110, 853270), (25421, 775700), (31028, 635525), (38785, 508420), (46220, 426635), (50842, 387850), (57775, 341308), (77570, 254210), (85327, 231100), (101684, 193925), (115550, 170654), (127105, 155140)]