40023320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 93744000

約数和(自身を除く): 53720680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 61, 94, 122, 188, 235, 244, 305, 349, 376, 470, 488, 610, 698, 940, 1220, 1396, 1745, 1880, 2440, 2792, 2867, 3490, 5734, 6980, 11468, 13960, 14335, 16403, 21289, 22936, 28670, 32806, 42578, 57340, 65612, 82015, 85156, 106445, 114680, 131224, 164030, 170312, 212890, 328060, 425780, 656120, 851560, 1000583, 2001166, 4002332, 5002915, 8004664, 10005830, 20011660, 40023320]

約数ペア:

[(1, 40023320), (2, 20011660), (4, 10005830), (5, 8004664), (8, 5002915), (10, 4002332), (20, 2001166), (40, 1000583), (47, 851560), (61, 656120), (94, 425780), (122, 328060), (188, 212890), (235, 170312), (244, 164030), (305, 131224), (349, 114680), (376, 106445), (470, 85156), (488, 82015), (610, 65612), (698, 57340), (940, 42578), (1220, 32806), (1396, 28670), (1745, 22936), (1880, 21289), (2440, 16403), (2792, 14335), (2867, 13960), (3490, 11468), (5734, 6980)]