2363140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 5468400

約数和(自身を除く): 3105260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 149, 244, 260, 298, 305, 596, 610, 745, 793, 1220, 1490, 1586, 1937, 2980, 3172, 3874, 3965, 7748, 7930, 9089, 9685, 15860, 18178, 19370, 36356, 38740, 45445, 90890, 118157, 181780, 236314, 472628, 590785, 1181570, 2363140]

約数ペア:

[(1, 2363140), (2, 1181570), (4, 590785), (5, 472628), (10, 236314), (13, 181780), (20, 118157), (26, 90890), (52, 45445), (61, 38740), (65, 36356), (122, 19370), (130, 18178), (149, 15860), (244, 9685), (260, 9089), (298, 7930), (305, 7748), (596, 3965), (610, 3874), (745, 3172), (793, 2980), (1220, 1937), (1490, 1586)]