40117480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 97977600

約数和(自身を除く): 57860120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 179, 260, 358, 431, 520, 716, 862, 895, 1432, 1724, 1790, 2155, 2327, 3448, 3580, 4310, 4654, 5603, 7160, 8620, 9308, 11206, 11635, 17240, 18616, 22412, 23270, 28015, 44824, 46540, 56030, 77149, 93080, 112060, 154298, 224120, 308596, 385745, 617192, 771490, 1002937, 1542980, 2005874, 3085960, 4011748, 5014685, 8023496, 10029370, 20058740, 40117480]

約数ペア:

[(1, 40117480), (2, 20058740), (4, 10029370), (5, 8023496), (8, 5014685), (10, 4011748), (13, 3085960), (20, 2005874), (26, 1542980), (40, 1002937), (52, 771490), (65, 617192), (104, 385745), (130, 308596), (179, 224120), (260, 154298), (358, 112060), (431, 93080), (520, 77149), (716, 56030), (862, 46540), (895, 44824), (1432, 28015), (1724, 23270), (1790, 22412), (2155, 18616), (2327, 17240), (3448, 11635), (3580, 11206), (4310, 9308), (4654, 8620), (5603, 7160)]