15698020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 35809200

約数和(自身を除く): 20111180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 349, 692, 698, 865, 1396, 1730, 1745, 2249, 3460, 3490, 4498, 4537, 6980, 8996, 9074, 11245, 18148, 22490, 22685, 44980, 45370, 60377, 90740, 120754, 241508, 301885, 603770, 784901, 1207540, 1569802, 3139604, 3924505, 7849010, 15698020]

約数ペア:

[(1, 15698020), (2, 7849010), (4, 3924505), (5, 3139604), (10, 1569802), (13, 1207540), (20, 784901), (26, 603770), (52, 301885), (65, 241508), (130, 120754), (173, 90740), (260, 60377), (346, 45370), (349, 44980), (692, 22685), (698, 22490), (865, 18148), (1396, 11245), (1730, 9074), (1745, 8996), (2249, 6980), (3460, 4537), (3490, 4498)]