18360420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23539}}^1$

素因数の和:23564

約数の個数: 48

約数和(自身を含む): 55366080

約数和(自身を除く): 37005660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23539, 47078, 70617, 94156, 117695, 141234, 235390, 282468, 306007, 353085, 470780, 612014, 706170, 918021, 1224028, 1412340, 1530035, 1836042, 3060070, 3672084, 4590105, 6120140, 9180210, 18360420]

約数ペア:

[(1, 18360420), (2, 9180210), (3, 6120140), (4, 4590105), (5, 3672084), (6, 3060070), (10, 1836042), (12, 1530035), (13, 1412340), (15, 1224028), (20, 918021), (26, 706170), (30, 612014), (39, 470780), (52, 353085), (60, 306007), (65, 282468), (78, 235390), (130, 141234), (156, 117695), (195, 94156), (260, 70617), (390, 47078), (780, 23539)]