39265840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 95993856

約数和(自身を除く): 56728016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 223, 248, 284, 310, 355, 446, 496, 568, 620, 710, 892, 1115, 1136, 1240, 1420, 1784, 2201, 2230, 2480, 2840, 3568, 4402, 4460, 5680, 6913, 8804, 8920, 11005, 13826, 15833, 17608, 17840, 22010, 27652, 31666, 34565, 35216, 44020, 55304, 63332, 69130, 79165, 88040, 110608, 126664, 138260, 158330, 176080, 253328, 276520, 316660, 490823, 553040, 633320, 981646, 1266640, 1963292, 2454115, 3926584, 4908230, 7853168, 9816460, 19632920, 39265840]

約数ペア:

[(1, 39265840), (2, 19632920), (4, 9816460), (5, 7853168), (8, 4908230), (10, 3926584), (16, 2454115), (20, 1963292), (31, 1266640), (40, 981646), (62, 633320), (71, 553040), (80, 490823), (124, 316660), (142, 276520), (155, 253328), (223, 176080), (248, 158330), (284, 138260), (310, 126664), (355, 110608), (446, 88040), (496, 79165), (568, 69130), (620, 63332), (710, 55304), (892, 44020), (1115, 35216), (1136, 34565), (1240, 31666), (1420, 27652), (1784, 22010), (2201, 17840), (2230, 17608), (2480, 15833), (2840, 13826), (3568, 11005), (4402, 8920), (4460, 8804), (5680, 6913)]