1940240

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 4583040

約数和(自身を除く): 2642800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 307, 316, 395, 614, 632, 790, 1228, 1264, 1535, 1580, 2456, 3070, 3160, 4912, 6140, 6320, 12280, 24253, 24560, 48506, 97012, 121265, 194024, 242530, 388048, 485060, 970120, 1940240]

約数ペア:

[(1, 1940240), (2, 970120), (4, 485060), (5, 388048), (8, 242530), (10, 194024), (16, 121265), (20, 97012), (40, 48506), (79, 24560), (80, 24253), (158, 12280), (307, 6320), (316, 6140), (395, 4912), (614, 3160), (632, 3070), (790, 2456), (1228, 1580), (1264, 1535)]