40139464

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 77495040

約数和(自身を除く): 37355576

約数列:

[1, 2, 4, 8, 61, 83, 122, 166, 244, 332, 488, 664, 991, 1982, 3964, 5063, 7928, 10126, 20252, 40504, 60451, 82253, 120902, 164506, 241804, 329012, 483608, 658024, 5017433, 10034866, 20069732, 40139464]

約数ペア:

[(1, 40139464), (2, 20069732), (4, 10034866), (8, 5017433), (61, 658024), (83, 483608), (122, 329012), (166, 241804), (244, 164506), (332, 120902), (488, 82253), (664, 60451), (991, 40504), (1982, 20252), (3964, 10126), (5063, 7928)]