4936880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 12749184

約数和(自身を除く): 7812304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 101, 104, 130, 188, 202, 208, 235, 260, 376, 404, 470, 505, 520, 611, 752, 808, 940, 1010, 1040, 1222, 1313, 1616, 1880, 2020, 2444, 2626, 3055, 3760, 4040, 4747, 4888, 5252, 6110, 6565, 8080, 9494, 9776, 10504, 12220, 13130, 18988, 21008, 23735, 24440, 26260, 37976, 47470, 48880, 52520, 61711, 75952, 94940, 105040, 123422, 189880, 246844, 308555, 379760, 493688, 617110, 987376, 1234220, 2468440, 4936880]

約数ペア:

[(1, 4936880), (2, 2468440), (4, 1234220), (5, 987376), (8, 617110), (10, 493688), (13, 379760), (16, 308555), (20, 246844), (26, 189880), (40, 123422), (47, 105040), (52, 94940), (65, 75952), (80, 61711), (94, 52520), (101, 48880), (104, 47470), (130, 37976), (188, 26260), (202, 24440), (208, 23735), (235, 21008), (260, 18988), (376, 13130), (404, 12220), (470, 10504), (505, 9776), (520, 9494), (611, 8080), (752, 6565), (808, 6110), (940, 5252), (1010, 4888), (1040, 4747), (1222, 4040), (1313, 3760), (1616, 3055), (1880, 2626), (2020, 2444)]