31696760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 75271680

約数和(自身を除く): 43574920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 262, 263, 460, 524, 526, 655, 920, 1048, 1052, 1310, 1315, 2104, 2620, 2630, 3013, 5240, 5260, 6026, 6049, 10520, 12052, 12098, 15065, 24104, 24196, 30130, 30245, 34453, 48392, 60260, 60490, 68906, 120520, 120980, 137812, 172265, 241960, 275624, 344530, 689060, 792419, 1378120, 1584838, 3169676, 3962095, 6339352, 7924190, 15848380, 31696760]

約数ペア:

[(1, 31696760), (2, 15848380), (4, 7924190), (5, 6339352), (8, 3962095), (10, 3169676), (20, 1584838), (23, 1378120), (40, 792419), (46, 689060), (92, 344530), (115, 275624), (131, 241960), (184, 172265), (230, 137812), (262, 120980), (263, 120520), (460, 68906), (524, 60490), (526, 60260), (655, 48392), (920, 34453), (1048, 30245), (1052, 30130), (1310, 24196), (1315, 24104), (2104, 15065), (2620, 12098), (2630, 12052), (3013, 10520), (5240, 6049), (5260, 6026)]