20672730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17669}}^1$

素因数の和:17695

約数の個数: 48

約数和(自身を含む): 57886920

約数和(自身を除く): 37214190

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17669, 35338, 53007, 88345, 106014, 159021, 176690, 229697, 265035, 318042, 459394, 530070, 689091, 795105, 1148485, 1378182, 1590210, 2067273, 2296970, 3445455, 4134546, 6890910, 10336365, 20672730]

約数ペア:

[(1, 20672730), (2, 10336365), (3, 6890910), (5, 4134546), (6, 3445455), (9, 2296970), (10, 2067273), (13, 1590210), (15, 1378182), (18, 1148485), (26, 795105), (30, 689091), (39, 530070), (45, 459394), (65, 318042), (78, 265035), (90, 229697), (117, 176690), (130, 159021), (195, 106014), (234, 88345), (390, 53007), (585, 35338), (1170, 17669)]