1988680

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{599}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 4536000

約数和(自身を除く): 2547320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 599, 664, 830, 1198, 1660, 2396, 2995, 3320, 4792, 5990, 11980, 23960, 49717, 99434, 198868, 248585, 397736, 497170, 994340, 1988680]

約数ペア:

[(1, 1988680), (2, 994340), (4, 497170), (5, 397736), (8, 248585), (10, 198868), (20, 99434), (40, 49717), (83, 23960), (166, 11980), (332, 5990), (415, 4792), (599, 3320), (664, 2995), (830, 2396), (1198, 1660)]