18705610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1471

約数の個数: 64

約数和(自身を含む): 44478720

約数和(自身を除く): 25773110

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1429, 1870, 2618, 2858, 6545, 7145, 10003, 13090, 14290, 15719, 20006, 24293, 31438, 48586, 50015, 78595, 100030, 110033, 121465, 157190, 170051, 220066, 242930, 267223, 340102, 534446, 550165, 850255, 1100330, 1336115, 1700510, 1870561, 2672230, 3741122, 9352805, 18705610]

約数ペア:

[(1, 18705610), (2, 9352805), (5, 3741122), (7, 2672230), (10, 1870561), (11, 1700510), (14, 1336115), (17, 1100330), (22, 850255), (34, 550165), (35, 534446), (55, 340102), (70, 267223), (77, 242930), (85, 220066), (110, 170051), (119, 157190), (154, 121465), (170, 110033), (187, 100030), (238, 78595), (374, 50015), (385, 48586), (595, 31438), (770, 24293), (935, 20006), (1190, 15719), (1309, 14290), (1429, 13090), (1870, 10003), (2618, 7145), (2858, 6545)]