20235612280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1051747}}^1$

素因数の和:1051808

約数の個数: 64

約数和(自身を含む): 50357694240

約数和(自身を除く): 30122081960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4810, 9620, 19240, 1051747, 2103494, 4206988, 5258735, 8413976, 10517470, 13672711, 21034940, 27345422, 38914639, 42069880, 54690844, 68363555, 77829278, 109381688, 136727110, 155658556, 194573195, 273454220, 311317112, 389146390, 505890307, 546908440, 778292780, 1011780614, 1556585560, 2023561228, 2529451535, 4047122456, 5058903070, 10117806140, 20235612280]

約数ペア:

[(1, 20235612280), (2, 10117806140), (4, 5058903070), (5, 4047122456), (8, 2529451535), (10, 2023561228), (13, 1556585560), (20, 1011780614), (26, 778292780), (37, 546908440), (40, 505890307), (52, 389146390), (65, 311317112), (74, 273454220), (104, 194573195), (130, 155658556), (148, 136727110), (185, 109381688), (260, 77829278), (296, 68363555), (370, 54690844), (481, 42069880), (520, 38914639), (740, 27345422), (962, 21034940), (1480, 13672711), (1924, 10517470), (2405, 8413976), (3848, 5258735), (4810, 4206988), (9620, 2103494), (19240, 1051747)]