40212280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 95515200

約数和(自身を除く): 55302920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 109, 115, 184, 218, 230, 401, 436, 460, 545, 802, 872, 920, 1090, 1604, 2005, 2180, 2507, 3208, 4010, 4360, 5014, 8020, 9223, 10028, 12535, 16040, 18446, 20056, 25070, 36892, 43709, 46115, 50140, 73784, 87418, 92230, 100280, 174836, 184460, 218545, 349672, 368920, 437090, 874180, 1005307, 1748360, 2010614, 4021228, 5026535, 8042456, 10053070, 20106140, 40212280]

約数ペア:

[(1, 40212280), (2, 20106140), (4, 10053070), (5, 8042456), (8, 5026535), (10, 4021228), (20, 2010614), (23, 1748360), (40, 1005307), (46, 874180), (92, 437090), (109, 368920), (115, 349672), (184, 218545), (218, 184460), (230, 174836), (401, 100280), (436, 92230), (460, 87418), (545, 73784), (802, 50140), (872, 46115), (920, 43709), (1090, 36892), (1604, 25070), (2005, 20056), (2180, 18446), (2507, 16040), (3208, 12535), (4010, 10028), (4360, 9223), (5014, 8020)]