2015909360

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{1039}}^1$

素因数の和:1438

約数の個数: 80

約数和(自身を含む): 4766361600

約数和(自身を除く): 2750452240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 307, 316, 395, 614, 632, 790, 1039, 1228, 1264, 1535, 1580, 2078, 2456, 3070, 3160, 4156, 4912, 5195, 6140, 6320, 8312, 10390, 12280, 16624, 20780, 24253, 24560, 41560, 48506, 82081, 83120, 97012, 121265, 164162, 194024, 242530, 318973, 328324, 388048, 410405, 485060, 637946, 656648, 820810, 970120, 1275892, 1313296, 1594865, 1641620, 1940240, 2551784, 3189730, 3283240, 5103568, 6379460, 6566480, 12758920, 25198867, 25517840, 50397734, 100795468, 125994335, 201590936, 251988670, 403181872, 503977340, 1007954680, 2015909360]

約数ペア:

[(1, 2015909360), (2, 1007954680), (4, 503977340), (5, 403181872), (8, 251988670), (10, 201590936), (16, 125994335), (20, 100795468), (40, 50397734), (79, 25517840), (80, 25198867), (158, 12758920), (307, 6566480), (316, 6379460), (395, 5103568), (614, 3283240), (632, 3189730), (790, 2551784), (1039, 1940240), (1228, 1641620), (1264, 1594865), (1535, 1313296), (1580, 1275892), (2078, 970120), (2456, 820810), (3070, 656648), (3160, 637946), (4156, 485060), (4912, 410405), (5195, 388048), (6140, 328324), (6320, 318973), (8312, 242530), (10390, 194024), (12280, 164162), (16624, 121265), (20780, 97012), (24253, 83120), (24560, 82081), (41560, 48506)]