24646420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 55238400

約数和(自身を除く): 30591980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 821, 1501, 1580, 1642, 3002, 3284, 4105, 6004, 7505, 8210, 15010, 15599, 16420, 30020, 31198, 62396, 64859, 77995, 129718, 155990, 259436, 311980, 324295, 648590, 1232321, 1297180, 2464642, 4929284, 6161605, 12323210, 24646420]

約数ペア:

[(1, 24646420), (2, 12323210), (4, 6161605), (5, 4929284), (10, 2464642), (19, 1297180), (20, 1232321), (38, 648590), (76, 324295), (79, 311980), (95, 259436), (158, 155990), (190, 129718), (316, 77995), (380, 64859), (395, 62396), (790, 31198), (821, 30020), (1501, 16420), (1580, 15599), (1642, 15010), (3002, 8210), (3284, 7505), (4105, 6004)]