23308220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{571}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 53141088

約数和(自身を除く): 29832868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 571, 628, 785, 1142, 1570, 2041, 2284, 2855, 3140, 4082, 5710, 7423, 8164, 10205, 11420, 14846, 20410, 29692, 37115, 40820, 74230, 89647, 148460, 179294, 358588, 448235, 896470, 1165411, 1792940, 2330822, 4661644, 5827055, 11654110, 23308220]

約数ペア:

[(1, 23308220), (2, 11654110), (4, 5827055), (5, 4661644), (10, 2330822), (13, 1792940), (20, 1165411), (26, 896470), (52, 448235), (65, 358588), (130, 179294), (157, 148460), (260, 89647), (314, 74230), (571, 40820), (628, 37115), (785, 29692), (1142, 20410), (1570, 14846), (2041, 11420), (2284, 10205), (2855, 8164), (3140, 7423), (4082, 5710)]