1377961690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{6469}}^1$

素因数の和:6679

約数の個数: 64

約数和(自身を含む): 3018643200

約数和(自身を除く): 1640681510

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 179, 238, 358, 595, 895, 1190, 1253, 1790, 2506, 3043, 6086, 6265, 6469, 12530, 12938, 15215, 21301, 30430, 32345, 42602, 45283, 64690, 90566, 106505, 109973, 213010, 219946, 226415, 452830, 549865, 769811, 1099730, 1157951, 1539622, 2315902, 3849055, 5789755, 7698110, 8105657, 11579510, 16211314, 19685167, 39370334, 40528285, 81056570, 98425835, 137796169, 196851670, 275592338, 688980845, 1377961690]

約数ペア:

[(1, 1377961690), (2, 688980845), (5, 275592338), (7, 196851670), (10, 137796169), (14, 98425835), (17, 81056570), (34, 40528285), (35, 39370334), (70, 19685167), (85, 16211314), (119, 11579510), (170, 8105657), (179, 7698110), (238, 5789755), (358, 3849055), (595, 2315902), (895, 1539622), (1190, 1157951), (1253, 1099730), (1790, 769811), (2506, 549865), (3043, 452830), (6086, 226415), (6265, 219946), (6469, 213010), (12530, 109973), (12938, 106505), (15215, 90566), (21301, 64690), (30430, 45283), (32345, 42602)]