20446110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1447}}^1$

素因数の和:1617

約数の個数: 48

約数和(自身を含む): 53535456

約数和(自身を除く): 33089346

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1447, 1570, 2355, 2826, 2894, 4341, 4710, 7065, 7235, 8682, 13023, 14130, 14470, 21705, 26046, 43410, 65115, 130230, 227179, 454358, 681537, 1135895, 1363074, 2044611, 2271790, 3407685, 4089222, 6815370, 10223055, 20446110]

約数ペア:

[(1, 20446110), (2, 10223055), (3, 6815370), (5, 4089222), (6, 3407685), (9, 2271790), (10, 2044611), (15, 1363074), (18, 1135895), (30, 681537), (45, 454358), (90, 227179), (157, 130230), (314, 65115), (471, 43410), (785, 26046), (942, 21705), (1413, 14470), (1447, 14130), (1570, 13023), (2355, 8682), (2826, 7235), (2894, 7065), (4341, 4710)]