2021977580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{947}}^1$

素因数の和:1215

約数の個数: 96

約数和(自身を含む): 4938458112

約数和(自身を除く): 2916480532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 151, 202, 302, 404, 505, 604, 707, 755, 947, 1010, 1057, 1414, 1510, 1894, 2020, 2114, 2828, 3020, 3535, 3788, 4228, 4735, 5285, 6629, 7070, 9470, 10570, 13258, 14140, 15251, 18940, 21140, 26516, 30502, 33145, 61004, 66290, 76255, 95647, 106757, 132580, 142997, 152510, 191294, 213514, 285994, 305020, 382588, 427028, 478235, 533785, 571988, 669529, 714985, 956470, 1000979, 1067570, 1339058, 1429970, 1912940, 2001958, 2135140, 2678116, 2859940, 3347645, 4003916, 5004895, 6695290, 10009790, 13390580, 14442697, 20019580, 28885394, 57770788, 72213485, 101098879, 144426970, 202197758, 288853940, 404395516, 505494395, 1010988790, 2021977580]

約数ペア:

[(1, 2021977580), (2, 1010988790), (4, 505494395), (5, 404395516), (7, 288853940), (10, 202197758), (14, 144426970), (20, 101098879), (28, 72213485), (35, 57770788), (70, 28885394), (101, 20019580), (140, 14442697), (151, 13390580), (202, 10009790), (302, 6695290), (404, 5004895), (505, 4003916), (604, 3347645), (707, 2859940), (755, 2678116), (947, 2135140), (1010, 2001958), (1057, 1912940), (1414, 1429970), (1510, 1339058), (1894, 1067570), (2020, 1000979), (2114, 956470), (2828, 714985), (3020, 669529), (3535, 571988), (3788, 533785), (4228, 478235), (4735, 427028), (5285, 382588), (6629, 305020), (7070, 285994), (9470, 213514), (10570, 191294), (13258, 152510), (14140, 142997), (15251, 132580), (18940, 106757), (21140, 95647), (26516, 76255), (30502, 66290), (33145, 61004)]