28145080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 69012000

約数和(自身を除く): 40866920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 1277, 2204, 2554, 2755, 4408, 5108, 5510, 6385, 10216, 11020, 12770, 22040, 24263, 25540, 37033, 48526, 51080, 74066, 97052, 121315, 148132, 185165, 194104, 242630, 296264, 370330, 485260, 703627, 740660, 970520, 1407254, 1481320, 2814508, 3518135, 5629016, 7036270, 14072540, 28145080]

約数ペア:

[(1, 28145080), (2, 14072540), (4, 7036270), (5, 5629016), (8, 3518135), (10, 2814508), (19, 1481320), (20, 1407254), (29, 970520), (38, 740660), (40, 703627), (58, 485260), (76, 370330), (95, 296264), (116, 242630), (145, 194104), (152, 185165), (190, 148132), (232, 121315), (290, 97052), (380, 74066), (551, 51080), (580, 48526), (760, 37033), (1102, 25540), (1160, 24263), (1277, 22040), (2204, 12770), (2554, 11020), (2755, 10216), (4408, 6385), (5108, 5510)]