90302140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1801}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 199805760

約数和(自身を除く): 109503620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 436, 460, 545, 1090, 1801, 2180, 2507, 3602, 5014, 7204, 9005, 10028, 12535, 18010, 25070, 36020, 41423, 50140, 82846, 165692, 196309, 207115, 392618, 414230, 785236, 828460, 981545, 1963090, 3926180, 4515107, 9030214, 18060428, 22575535, 45151070, 90302140]

約数ペア:

[(1, 90302140), (2, 45151070), (4, 22575535), (5, 18060428), (10, 9030214), (20, 4515107), (23, 3926180), (46, 1963090), (92, 981545), (109, 828460), (115, 785236), (218, 414230), (230, 392618), (436, 207115), (460, 196309), (545, 165692), (1090, 82846), (1801, 50140), (2180, 41423), (2507, 36020), (3602, 25070), (5014, 18010), (7204, 12535), (9005, 10028)]