40951960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6359}}^1$

素因数の和:6400

約数の個数: 64

約数和(自身を含む): 109900800

約数和(自身を除く): 68948840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6359, 6440, 12718, 25436, 31795, 44513, 50872, 63590, 89026, 127180, 146257, 178052, 222565, 254360, 292514, 356104, 445130, 585028, 731285, 890260, 1023799, 1170056, 1462570, 1780520, 2047598, 2925140, 4095196, 5118995, 5850280, 8190392, 10237990, 20475980, 40951960]

約数ペア:

[(1, 40951960), (2, 20475980), (4, 10237990), (5, 8190392), (7, 5850280), (8, 5118995), (10, 4095196), (14, 2925140), (20, 2047598), (23, 1780520), (28, 1462570), (35, 1170056), (40, 1023799), (46, 890260), (56, 731285), (70, 585028), (92, 445130), (115, 356104), (140, 292514), (161, 254360), (184, 222565), (230, 178052), (280, 146257), (322, 127180), (460, 89026), (644, 63590), (805, 50872), (920, 44513), (1288, 31795), (1610, 25436), (3220, 12718), (6359, 6440)]