40867240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 96402960

約数和(自身を除く): 55535720

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 521, 530, 740, 1042, 1060, 1480, 1961, 2084, 2120, 2605, 3922, 4168, 5210, 7844, 9805, 10420, 15688, 19277, 19610, 20840, 27613, 38554, 39220, 55226, 77108, 78440, 96385, 110452, 138065, 154216, 192770, 220904, 276130, 385540, 552260, 771080, 1021681, 1104520, 2043362, 4086724, 5108405, 8173448, 10216810, 20433620, 40867240]

約数ペア:

[(1, 40867240), (2, 20433620), (4, 10216810), (5, 8173448), (8, 5108405), (10, 4086724), (20, 2043362), (37, 1104520), (40, 1021681), (53, 771080), (74, 552260), (106, 385540), (148, 276130), (185, 220904), (212, 192770), (265, 154216), (296, 138065), (370, 110452), (424, 96385), (521, 78440), (530, 77108), (740, 55226), (1042, 39220), (1060, 38554), (1480, 27613), (1961, 20840), (2084, 19610), (2120, 19277), (2605, 15688), (3922, 10420), (4168, 9805), (5210, 7844)]