2018047760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{69877}}^1$

素因数の和:69928

約数の個数: 60

約数和(自身を含む): 4951974348

約数和(自身を除く): 2933926588

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 69877, 139754, 279508, 349385, 559016, 698770, 1118032, 1327663, 1397540, 2655326, 2795080, 5310652, 5590160, 6638315, 10621304, 13276630, 21242608, 25225597, 26553260, 50451194, 53106520, 100902388, 106213040, 126127985, 201804776, 252255970, 403609552, 504511940, 1009023880, 2018047760]

約数ペア:

[(1, 2018047760), (2, 1009023880), (4, 504511940), (5, 403609552), (8, 252255970), (10, 201804776), (16, 126127985), (19, 106213040), (20, 100902388), (38, 53106520), (40, 50451194), (76, 26553260), (80, 25225597), (95, 21242608), (152, 13276630), (190, 10621304), (304, 6638315), (361, 5590160), (380, 5310652), (722, 2795080), (760, 2655326), (1444, 1397540), (1520, 1327663), (1805, 1118032), (2888, 698770), (3610, 559016), (5776, 349385), (7220, 279508), (14440, 139754), (28880, 69877)]