39774928

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 79432416

約数和(自身を除く): 39657488

約数列:

[1, 2, 4, 8, 16, 61, 83, 122, 166, 244, 332, 488, 491, 664, 976, 982, 1328, 1964, 3928, 5063, 7856, 10126, 20252, 29951, 40504, 40753, 59902, 81008, 81506, 119804, 163012, 239608, 326024, 479216, 652048, 2485933, 4971866, 9943732, 19887464, 39774928]

約数ペア:

[(1, 39774928), (2, 19887464), (4, 9943732), (8, 4971866), (16, 2485933), (61, 652048), (83, 479216), (122, 326024), (166, 239608), (244, 163012), (332, 119804), (488, 81506), (491, 81008), (664, 59902), (976, 40753), (982, 40504), (1328, 29951), (1964, 20252), (3928, 10126), (5063, 7856)]