9941740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 21718368

約数和(自身を除く): 11776628

約数列:

[1, 2, 4, 5, 10, 20, 53, 83, 106, 113, 166, 212, 226, 265, 332, 415, 452, 530, 565, 830, 1060, 1130, 1660, 2260, 4399, 5989, 8798, 9379, 11978, 17596, 18758, 21995, 23956, 29945, 37516, 43990, 46895, 59890, 87980, 93790, 119780, 187580, 497087, 994174, 1988348, 2485435, 4970870, 9941740]

約数ペア:

[(1, 9941740), (2, 4970870), (4, 2485435), (5, 1988348), (10, 994174), (20, 497087), (53, 187580), (83, 119780), (106, 93790), (113, 87980), (166, 59890), (212, 46895), (226, 43990), (265, 37516), (332, 29945), (415, 23956), (452, 21995), (530, 18758), (565, 17596), (830, 11978), (1060, 9379), (1130, 8798), (1660, 5989), (2260, 4399)]