2245392020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{31091}}^1$

素因数の和:31280

約数の個数: 48

約数和(自身を含む): 4951836288

約数和(自身を除く): 2706444268

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 230, 314, 460, 628, 785, 1570, 3140, 3611, 7222, 14444, 18055, 31091, 36110, 62182, 72220, 124364, 155455, 310910, 621820, 715093, 1430186, 2860372, 3575465, 4881287, 7150930, 9762574, 14301860, 19525148, 24406435, 48812870, 97625740, 112269601, 224539202, 449078404, 561348005, 1122696010, 2245392020]

約数ペア:

[(1, 2245392020), (2, 1122696010), (4, 561348005), (5, 449078404), (10, 224539202), (20, 112269601), (23, 97625740), (46, 48812870), (92, 24406435), (115, 19525148), (157, 14301860), (230, 9762574), (314, 7150930), (460, 4881287), (628, 3575465), (785, 2860372), (1570, 1430186), (3140, 715093), (3611, 621820), (7222, 310910), (14444, 155455), (18055, 124364), (31091, 72220), (36110, 62182)]