40845480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26183}}^1$

素因数の和:26210

約数の個数: 64

約数和(自身を含む): 131967360

約数和(自身を除く): 91121880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 26183, 52366, 78549, 104732, 130915, 157098, 209464, 261830, 314196, 340379, 392745, 523660, 628392, 680758, 785490, 1021137, 1047320, 1361516, 1570980, 1701895, 2042274, 2723032, 3141960, 3403790, 4084548, 5105685, 6807580, 8169096, 10211370, 13615160, 20422740, 40845480]

約数ペア:

[(1, 40845480), (2, 20422740), (3, 13615160), (4, 10211370), (5, 8169096), (6, 6807580), (8, 5105685), (10, 4084548), (12, 3403790), (13, 3141960), (15, 2723032), (20, 2042274), (24, 1701895), (26, 1570980), (30, 1361516), (39, 1047320), (40, 1021137), (52, 785490), (60, 680758), (65, 628392), (78, 523660), (104, 392745), (120, 340379), (130, 314196), (156, 261830), (195, 209464), (260, 157098), (312, 130915), (390, 104732), (520, 78549), (780, 52366), (1560, 26183)]