40470040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 98784000

約数和(自身を除く): 58313960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 223, 260, 349, 446, 520, 698, 892, 1115, 1396, 1745, 1784, 2230, 2792, 2899, 3490, 4460, 4537, 5798, 6980, 8920, 9074, 11596, 13960, 14495, 18148, 22685, 23192, 28990, 36296, 45370, 57980, 77827, 90740, 115960, 155654, 181480, 311308, 389135, 622616, 778270, 1011751, 1556540, 2023502, 3113080, 4047004, 5058755, 8094008, 10117510, 20235020, 40470040]

約数ペア:

[(1, 40470040), (2, 20235020), (4, 10117510), (5, 8094008), (8, 5058755), (10, 4047004), (13, 3113080), (20, 2023502), (26, 1556540), (40, 1011751), (52, 778270), (65, 622616), (104, 389135), (130, 311308), (223, 181480), (260, 155654), (349, 115960), (446, 90740), (520, 77827), (698, 57980), (892, 45370), (1115, 36296), (1396, 28990), (1745, 23192), (1784, 22685), (2230, 18148), (2792, 14495), (2899, 13960), (3490, 11596), (4460, 9074), (4537, 8920), (5798, 6980)]