51537940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{619}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 113742720

約数和(自身を除く): 62204780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 619, 724, 905, 1238, 1810, 2476, 3095, 3620, 4163, 6190, 8326, 12380, 14237, 16652, 20815, 28474, 41630, 56948, 71185, 83260, 112039, 142370, 224078, 284740, 448156, 560195, 1120390, 2240780, 2576897, 5153794, 10307588, 12884485, 25768970, 51537940]

約数ペア:

[(1, 51537940), (2, 25768970), (4, 12884485), (5, 10307588), (10, 5153794), (20, 2576897), (23, 2240780), (46, 1120390), (92, 560195), (115, 448156), (181, 284740), (230, 224078), (362, 142370), (460, 112039), (619, 83260), (724, 71185), (905, 56948), (1238, 41630), (1810, 28474), (2476, 20815), (3095, 16652), (3620, 14237), (4163, 12380), (6190, 8326)]