23146280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 31890520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 139, 181, 184, 230, 278, 362, 460, 556, 695, 724, 905, 920, 1112, 1390, 1448, 1810, 2780, 3197, 3620, 4163, 5560, 6394, 7240, 8326, 12788, 15985, 16652, 20815, 25159, 25576, 31970, 33304, 41630, 50318, 63940, 83260, 100636, 125795, 127880, 166520, 201272, 251590, 503180, 578657, 1006360, 1157314, 2314628, 2893285, 4629256, 5786570, 11573140, 23146280]

約数ペア:

[(1, 23146280), (2, 11573140), (4, 5786570), (5, 4629256), (8, 2893285), (10, 2314628), (20, 1157314), (23, 1006360), (40, 578657), (46, 503180), (92, 251590), (115, 201272), (139, 166520), (181, 127880), (184, 125795), (230, 100636), (278, 83260), (362, 63940), (460, 50318), (556, 41630), (695, 33304), (724, 31970), (905, 25576), (920, 25159), (1112, 20815), (1390, 16652), (1448, 15985), (1810, 12788), (2780, 8326), (3197, 7240), (3620, 6394), (4163, 5560)]