207858860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49727}}^1$

素因数の和:49766

約数の個数: 48

約数和(自身を含む): 501258240

約数和(自身を除く): 293399380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 49727, 99454, 198908, 248635, 497270, 546997, 944813, 994540, 1093994, 1889626, 2187988, 2734985, 3779252, 4724065, 5469970, 9448130, 10392943, 10939940, 18896260, 20785886, 41571772, 51964715, 103929430, 207858860]

約数ペア:

[(1, 207858860), (2, 103929430), (4, 51964715), (5, 41571772), (10, 20785886), (11, 18896260), (19, 10939940), (20, 10392943), (22, 9448130), (38, 5469970), (44, 4724065), (55, 3779252), (76, 2734985), (95, 2187988), (110, 1889626), (190, 1093994), (209, 994540), (220, 944813), (380, 546997), (418, 497270), (836, 248635), (1045, 198908), (2090, 99454), (4180, 49727)]