40343080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 96624000

約数和(自身を除く): 56280920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 487, 545, 760, 872, 974, 1090, 1948, 2071, 2180, 2435, 3896, 4142, 4360, 4870, 8284, 9253, 9740, 10355, 16568, 18506, 19480, 20710, 37012, 41420, 46265, 53083, 74024, 82840, 92530, 106166, 185060, 212332, 265415, 370120, 424664, 530830, 1008577, 1061660, 2017154, 2123320, 4034308, 5042885, 8068616, 10085770, 20171540, 40343080]

約数ペア:

[(1, 40343080), (2, 20171540), (4, 10085770), (5, 8068616), (8, 5042885), (10, 4034308), (19, 2123320), (20, 2017154), (38, 1061660), (40, 1008577), (76, 530830), (95, 424664), (109, 370120), (152, 265415), (190, 212332), (218, 185060), (380, 106166), (436, 92530), (487, 82840), (545, 74024), (760, 53083), (872, 46265), (974, 41420), (1090, 37012), (1948, 20710), (2071, 19480), (2180, 18506), (2435, 16568), (3896, 10355), (4142, 9740), (4360, 9253), (4870, 8284)]